Chlorine is used in swimming pools as a disinfecta In its natural, standard state it is a: w) blue liquid x) colorless crystals y) yellow-green gas z) reddish-brown gas

Chlorine is used in swimming pools as a disinfecta In its natural, standard state it is a: w) blue liquid x) colorless crystals y) yellow-green gas z) reddish-brown gas
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ANSWER: Y -- YELLOW-GREEN GAS
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Related questions

Which of the following best describes Chlorine? w) colorless liquid x) reddish-brown liquid y) colorless gas z) greenish-yellow gas

Description : Which of the following best describes Chlorine? w) colorless liquid x) reddish-brown liquid y) colorless gas z) greenish-yellow gas

Last Answer : ANSWER: D -- GREENISH-YELLOW GAS

Which of the following is NOT a general property of hydroxide bases in aqueous solution? w) High solubility x) Bitter taste y) Ability to neutralize aqueous acid solutions z) Ability to change phenolphthalein from colorless to red

Description : Which of the following is NOT a general property of hydroxide bases in aqueous solution? w) High solubility x) Bitter taste y) Ability to neutralize aqueous acid solutions z) Ability to change phenolphthalein from colorless to red

Last Answer : ANSWER: W -- HIGH SOLUBILITY (The hydroxides of the alkali metals are soluble in water but all the other metal hydroxides are only moderately or sparingly soluble.)

Is there a dye to turn urine blue in swimming pools?

Description : Is there a dye to turn urine blue in swimming pools?

Last Answer : Your pee will not turn blue if you pee in an outdoor swimming pool. Pee turning blue in a swimming pool is just used as comedy in the movies and is not likely to happen in real life.

The molar volume of which two elements is the same at standard temperature and pressure? w) fluorine and bromine x) fluorine and iodine y) fluorine and chlorine z) bromine and iodine

Description : The molar volume of which two elements is the same at standard temperature and pressure? w) fluorine and bromine x) fluorine and iodine y) fluorine and chlorine z) bromine and iodine

Last Answer : ANSWER: Y -- FLUORINE AND CHLORINE

A color with a wavelength longer than that of yellow is: w) red x) blue y) violet z) green

Description : A color with a wavelength longer than that of yellow is: w) red x) blue y) violet z) green

Last Answer : ANSWER: W -- RED

Crystals of ice are: w) isometric x) tetragonal y) hexagonal z) orthorombic

Description : Crystals of ice are: w) isometric x) tetragonal y) hexagonal z) orthorombic

Last Answer : ANSWER: Y -- HEXAGONAL

Cubic crystals containing lattice points only at the corners are called: w) body centered x) face centered y) simple z) hexagonal

Description : Cubic crystals containing lattice points only at the corners are called: w) body centered x) face centered y) simple z) hexagonal

Last Answer : ANSWER: C-SIMPLE 

If the crystal is moistened with water which colour of crystals appear---- (a) Green (b) Red (c) Blue (d) Yellow

Description : If the crystal is moistened with water which colour of crystals appear---- (a) Green (b) Red (c) Blue (d) Yellow

Last Answer : (c) Blue

In geological studies, arkose contains which of th following minerals which gives it a reddish color? w) orthoclase x) calcite y) aragonite (pron: a-rag-o-nite) z) quartz

Description : In geological studies, arkose contains which of th following minerals which gives it a reddish color? w) orthoclase x) calcite y) aragonite (pron: a-rag-o-nite) z) quartz

Last Answer : ANSWER: W -- ORTHOCLASE

I will be describing a chemical element. Try to identify it with the fewest number of clues. This element is a halogen wh is a liquid at standard conditions. The element volatilizes readily at ro temperature to form a reddish vapor which is very irritating to the eyes a flesh. The atomic number of this element is 35 and its chemical symbol is Br. Name this element.

Description : I will be describing a chemical element. Try to identify it with the fewest number of clues. This element is a halogen wh is a liquid at standard conditions. The element volatilizes readily at ro ... . The atomic number of this element is 35 and its chemical symbol is Br. Name this element.

Last Answer : ANSWER: BROMINE

Bromine is- (1) Colorless gas insoluble in water (2) A highly inflammable gas (3) A Black solid (4) A red liquid

Description : Bromine is- (1) Colorless gas insoluble in water (2) A highly inflammable gas (3) A Black solid (4) A red liquid

Last Answer : (4) A red liquid Explanation: Bromine is a chemical element with symbol Br and atomic number 35. It is the third-lightest halogen, and is a fuming liquid with a deep red color. At room temperature, Bromine evaporates readily to form a red to amber colored gas.

In a flame test, the presence of copper in a solution is evident by what color flame? Is the flame w) red x) orange y) indigo z) blue-green

Description : In a flame test, the presence of copper in a solution is evident by what color flame? Is the flame w) red x) orange y) indigo z) blue-green

Last Answer : ANSWER: Z -- BLUE-GREEN

Cloud droplets unite most easily to form raindrops in clouds containing which of the following substances? w) ozone x) plant pollen y) carbon tetrachloride z) large salt crystals

Description : Cloud droplets unite most easily to form raindrops in clouds containing which of the following substances? w) ozone x) plant pollen y) carbon tetrachloride z) large salt crystals

Last Answer : ANSWER: Z -- LARGE SALT CRYSTALS

The internal structure of crystals was first studied with which of the following? w) x-rays x) isotopes y) electron microscopes z) lasers

Description : The internal structure of crystals was first studied with which of the following? w) x-rays x) isotopes y) electron microscopes z) lasers

Last Answer : ANSWER: W -- X-RAYS

Cirrus clouds are: w) rain clouds x) thick and fleecy y) made of ice crystals z) low cloud layers

Description : Cirrus clouds are: w) rain clouds x) thick and fleecy y) made of ice crystals z) low cloud layers

Last Answer : ANSWER: Y -- MADE OF ICE CRYSTALS

Ethers are kept in brown bottles because (a) Brown bottles are cheaper than colorless clear bottles (b) Ethers absorb moisture(c) Ethers evaporate readily(d) Ethers are oxidized to explosive peroxides

Description : Ethers are kept in brown bottles because (a) Brown bottles are cheaper than colorless clear bottles (b) Ethers absorb moisture (c) Ethers evaporate readily (d) Ethers are oxidized to explosive peroxides

Last Answer : Ethers are oxidized to explosive peroxides

This colorless liquid has a mild characteristic odor. Its chemical formula is C2H5OH. Name this liquid.

Description : This colorless liquid has a mild characteristic odor. Its chemical formula is C2H5OH. Name this liquid.

Last Answer : ANSWER: ETHYL ALCOHOL or ETHANOL

A beam of white light is passed through a diffraction grating and the resulting spectrum is allowed to fall on a screen. Which one of the following is the color of light that undergoes the greatest deviation from its original direction. Is it: w) red x) yellow y) blue z) violet

Description : A beam of white light is passed through a diffraction grating and the resulting spectrum is allowed to fall on a screen. Which one of the following is the color of light that undergoes the greatest deviation from its original direction. Is it: w) red x) yellow y) blue z) violet

Last Answer : ANSWER: W -- RED

A green coloured solid compound ̳X‘, gets oxidized to reddish brown solid in presence of air. ̳X‘ on heating gives brown coloured solid ̳Y‘ and two pungent smelling gases ̳A‘ and ̳B‘. ̳A‘ turns acidified potassium dichromate solution green. Name ̳X‘, ̳Y‘, ̳A‘ , ̳B‘ and type of Reaction. (a) CuSO 4 , CuO, SO 2 , SO 3 , decomposition (b) FeSO 4 , Fe, SO 2 , SO 3 , decomposition (c) FeSO 4 , Fe 2 O 3, SO 2 , SO 3 , decomposition (d) FeSO 4 , Fe 2 O 3 , SO 3 , SO 2 , decomposition

Description : A green coloured solid compound ̳X , gets oxidized to reddish brown solid in presence of air. ̳X on heating gives brown coloured solid ̳Y and two pungent smelling gases ̳A and ̳B . ̳A turns acidified potassium ... , SO 3 , decomposition (d) FeSO 4 , Fe 2 O 3 , SO 3 , SO 2 , decomposition

Last Answer : (c) FeSO 4 , Fe 2 O 3, SO 2 , SO 3 , decomposition

Have you ever tried swimming in one of those resistance pools?

Description : Have you ever tried swimming in one of those resistance pools?

Last Answer : The one I tried was adjustable in terms of speed, so I could set it to meet my speed. Typically my crawl and fly are similar in terms of resistance, but back and breast stroke are a bit slower. I found a setting so I could switch out.

Why is it that drains at the bottom of swimming pools are so scary?

Description : Why is it that drains at the bottom of swimming pools are so scary?

Last Answer : I’m not scared of swimming pool drains, I’m afraid of hot tub drains. My mom used to tell me this story about a kid who drowned because her hair got caught in the drain of her parent’s hot tub. I’ve been weary of them ever since.

Who is in charge of the safety of swimming pools?

Description : Who is in charge of the safety of swimming pools?

Last Answer : If you have a pool, it is important to register. For compliance purposes, the current safety standard for the pool will depend on the validity of the certificate and the building certificate.A ... Register. The inspector will provide the pool certificate if: Lack of pool or barriers development

what- Two similar hexagonal swimming pools are shown.What is KJ Round to the nearest tenth?

Description : what- Two similar hexagonal swimming pools are shown.What is KJ Round to the nearest tenth?

Last Answer : 14.4 m

How much do above-ground swimming pools cost, on average?

Description : How much do above-ground swimming pools cost, on average?

Last Answer : The average above ground pool cost a few thousand dollars You can get a cheap one for around $800. A more high end one will be $3000-$4000.

How good is the quality of intex swimming pools?

Description : How good is the quality of intex swimming pools?

Last Answer : The quality is better than most stand alone above ground Swimming Pools. The material is made with Super-Tough sidewalls which are triple strong. They also come with a 90 warranty and 1 year warranty on accessories such as the pump,ladder and pool cleaning equipment.

Are there any places to find above-ground swimming pools for sale online in the Atlanta, Georgia area?

Description : Are there any places to find above-ground swimming pools for sale online in the Atlanta, Georgia area?

Last Answer : Your should be able to purchase pools on Walmart and Home Depot online and have them sent to your local store. Also visit www.ccpoolsandspas.com, a business based in Atlanta, for more above ground pool options.

What are some of the benefits of swimming pools in ground as opposed to the other swimming pools?

Description : What are some of the benefits of swimming pools in ground as opposed to the other swimming pools?

Last Answer : In ground Swimming Pools are usually bigger than above ground pools. Although rather more expensive, in ground pools will last longer than above ground pools.

How much does it cost to install inground swimming pools?

Description : How much does it cost to install inground swimming pools?

Last Answer : This depends on the size of the pool, the construction, and the features you want in the pool. In general, figure at least $30,000 to install an in-ground pool, $5000 to safety fence ... and don't forget that this will add to your house's assessed value and increase property taxes accordingly.

How can a person get a good in ground swimming pools?

Description : How can a person get a good in ground swimming pools?

Last Answer : One can get good inground swimming pool by acquiring good inground swimming pool kits. These kits are available online and simple internet search can give you contact details of manufacturer and supplier of good inground swimming pool kits.

Do all gyms have swimming pools?

Description : Do all gyms have swimming pools?

Last Answer : Since the dawn of commercial gyms, a swimming pool has been a central feature. However, it is impossible to claim that "all" gyms have Swimming Pools, but the overwhelming majority do.

A swimming-pool worker wants the pool's pH to be 7.2. She comes by to test the water and finds that the pH is 8.2. What should she do to correct this situation?

Description : A swimming-pool worker wants the pool's pH to be 7.2. She comes by to test the water and finds that the pH is 8.2. What should she do to correct this situation?

Last Answer : If the pH is higher than she wants it to be, she gotta add acid. If it too low, add base. :p Apex

Which of the following statements are not true in respect of HIV/AIDS transmission? (a) HIV infection is usually spread by having sexual (b) HIV frequently spreads among injection drug users who share syringes. (c) Women can spread HIV to their babies during pregnancy, birth or breast feeding. (d) HIV spreads through casual contact such as sharing towels and bedding or via swimming pools or toilet seats

Description : Which of the following statements are not true in respect of HIV/AIDS transmission? (a) HIV infection is usually spread by having sexual (b) HIV frequently spreads among injection drug users ... spreads through casual contact such as sharing towels and bedding or via swimming pools or toilet seats

Last Answer : Ans:(a)

Swimmer's ear is commonly seen in children from swimming pools in the summer. It is often caused by _____. a. Streptococcus b. Staphylococcus aureus. c. Pseudomonas d. A-C are correct

Description : Swimmer's ear is commonly seen in children from swimming pools in the summer. It is often caused by _____. a. Streptococcus b. Staphylococcus aureus. c. Pseudomonas d. A-C are correct

Last Answer : d. A-C are correct

Which of the following elements does not normally occur as a diatomic molecule? w) hydrogen x) chlorine y) argon z) oxygen

Description : Which of the following elements does not normally occur as a diatomic molecule? w) hydrogen x) chlorine y) argon z) oxygen

Last Answer : ANSWER: Y -- ARGON

Of the nonmetallic elements the one least likely to be found in organic compounds is: w) nitrogen x) phosphorus y) chlorine z) selenium

Description : Of the nonmetallic elements the one least likely to be found in organic compounds is: w) nitrogen x) phosphorus y) chlorine z) selenium

Last Answer : ANSWER: Z -- SELENIUM

The oxidation number of chlorine in KClO4 is: w) -1 x) +3 y) +7 z) +1

Description : The oxidation number of chlorine in KClO4 is: w) -1 x) +3 y) +7 z) +1

Last Answer : ANSWER: C -- +7

Which of the following has the smallest atomic radius? w) iodine x) chlorine y) fluorine z) bromine

Description : Which of the following has the smallest atomic radius? w) iodine x) chlorine y) fluorine z) bromine

Last Answer : ANSWER: Y -- FLUORINE

Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons

Description : Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons

Last Answer : ANSWER: X -- HIGHER DENSITY

Which of the following molecules is polar? w) Iodine x) Carbon Dioxide y) Carbon Monoxide z) Chlorine

Description : Which of the following molecules is polar? w) Iodine x) Carbon Dioxide y) Carbon Monoxide z) Chlorine

Last Answer : ANSWER: Y -- CARBON MONOXIDE 

Which of the following has a multiple covalent bond? w) Bromine x) Hydrogen y) Oxygen z) Chlorine Monofluoride

Description : Which of the following has a multiple covalent bond? w) Bromine x) Hydrogen y) Oxygen z) Chlorine Monofluoride

Last Answer : ANSWER: Y -- OXYGEN 

Which of the following is NOT oxidized by chlorine? w) F- (read: F minus) x) Br- (read: B - R minus) y) F2 (read: F - 2) z) I- (read: I minus)

Description : Which of the following is NOT oxidized by chlorine? w) F- (read: F minus) x) Br- (read: B - R minus) y) F2 (read: F - 2) z) I- (read: I minus)

Last Answer : ANSWER: A -- F

Which of the following reactions involve NEITHER oxidation nor reduction? w) burning antimony in chlorine x) decomposition of potassium chlorate y) reaction of sodium with water z) reaction of potassium hydroxide with nitric acid

Description : Which of the following reactions involve NEITHER oxidation nor reduction? w) burning antimony in chlorine x) decomposition of potassium chlorate y) reaction of sodium with water z) reaction of potassium hydroxide with nitric acid

Last Answer : ANSWER: Z -- REACTION OF POTASSIUM HYDROXIDE WITH NITRIC ACID  

Which of the following halogens does NOT replace the other halogens from their compounds? w) fluorine x) iodine y) bromine z) chlorine

Description : Which of the following halogens does NOT replace the other halogens from their compounds? w) fluorine x) iodine y) bromine z) chlorine

Last Answer : ANSWER: X -- IODINE

Four identical samples of a metal are heated to different temperatures. Based on the colors of their incandescences, which sample is the hottest? The sample that is: w) blue-white x) bright red y) yellow z) orange

Description : Four identical samples of a metal are heated to different temperatures. Based on the colors of their incandescences, which sample is the hottest? The sample that is: w) blue-white x) bright red y) yellow z) orange

Last Answer : ANSWER: W -- BLUE-WHITE

Which one of the following is largest? w) the number of molecules in 2 grams of hydrogen gas x) the number of molecules in 60 grams of lead sulfate y) the number of molecules in 20 liters of oxygen gas at standard temperature and pressure z) the population of the United States

Description : Which one of the following is largest? w) the number of molecules in 2 grams of hydrogen gas x) the number of molecules in 60 grams of lead sulfate y) the number of molecules in 20 liters of oxygen gas at standard temperature and pressure z) the population of the United States

Last Answer : ANSWER: A - THE NUMBER OF MOLECULES IN 2 GRAMS OF HYDROGEN GAS  

In daylight the human eye is most sensitive to which color? w) Green x) Red y) Blue z) Orange

Description : In daylight the human eye is most sensitive to which color? w) Green x) Red y) Blue z) Orange

Last Answer : ANSWER: W -- GREEN 

To increase the solubility of a gas in a liquid as much as possible, we would use: w) low temperature and high pressure. x) high temperature and high pressure. y) high temperature and low pressure. z) low temperature and low pressure.

Description : To increase the solubility of a gas in a liquid as much as possible, we would use: w) low temperature and high pressure. x) high temperature and high pressure. y) high temperature and low pressure. z) low temperature and low pressure.

Last Answer : ANSWER: W -- LOW TEMPERATURE AND HIGH PRESSURE.

Solubility of a gas in a liquid exhibits what type proportionality to the liquid temperature? w) direct x) inverse y) logarithmic z) exponential

Description : Solubility of a gas in a liquid exhibits what type proportionality to the liquid temperature? w) direct x) inverse y) logarithmic z) exponential

Last Answer : ANSWER: X -- INVERSE

"The solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid" is a fair statem of: w) Dalton's secondary law x) Le Chatelier's solubility principle y) Henry's law z) none of the above

Description : "The solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid" is a fair statem of: w) Dalton's secondary law x) Le Chatelier's solubility principle y) Henry's law z) none of the above

Last Answer : ANSWER: Y -- HENRY'S LAW

Copper sulphate crystals when heated strongly, lose their water of crystallization to give anhydrous copper sulphate accompanied by a change in color from: (a). Blue to green (b). Blue to white (c). Blue to sky blue (d). Blue to grey

Description : Copper sulphate crystals when heated strongly, lose their water of crystallization to give anhydrous copper sulphate accompanied by a change in color from: (a). Blue to green (b). Blue to white (c). Blue to sky blue (d). Blue to grey

Last Answer : (b). Blue to white