What is a conical flask used for in science?

What is a conical flask used for in science?
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What happens if the solution in the conical flask gets washed with distilled water during the experiment?

Description : What happens if the solution in the conical flask gets washed with distilled water during the experiment?

Last Answer : That will depend on what the solution is, as well as many otherpossible conditions what you failed to specify in yourquestion.

Decoupaging a Flask - Sealer type?

Description : Decoupaging a Flask - Sealer type?

Last Answer : I made a birdbath out of a gorgeous piece of african red mahogany. I figured I could seal it with marine grade polyurethane, but it didn't work, the water still crept under and eventually ... completely and permanently. But someone else might have a magical solution. Sounds like a neat idea though.

How does one measure the capacity of a round bottom boiling flask?

Description : How does one measure the capacity of a round bottom boiling flask?

Last Answer : Fill it and pour it into a liquid measuring jug to measure the capacity.

What's a good drink for your hip flask?

Description : What's a good drink for your hip flask?

Last Answer : Whiskey?

I'm first found in caves, now prolific online; I'm a depiction, a drawing, a symbol, or sign. I'll convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I? -Riddles

Description : I'm first found in caves, now prolific online; I'm a depiction, a drawing, a symbol, or sign. I'll convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I? -Riddles

Last Answer : An emoji.

What's the Difference Between Django and Flask?

Description : What's the Difference Between Django and Flask?

Last Answer : Flask offers a diversified working style while Django offers a monolithic working style. Flask is a WSGI framework while Django is a Full-stack Web Framework. Django is considered to be more popular ... to build complex applications. Flask is a good start if you are getting into web development.

S.L. Miller an American scientist created electric discharge experiment in a closed flask containing `CH_(4),H_(2),NH_(3)` and water vapour at what te

Description : S.L. Miller an American scientist created electric discharge experiment in a closed flask containing `CH_(4),H_(2),NH_(3)` and water vapour at what te

Last Answer : S.L. Miller an American scientist created electric discharge experiment in a closed flask containing `CH_(4),H_(2),NH_ ... . `200^(@)C` D. `1000^(@)C`

Swan neck flask experiment proved :

Description : Swan neck flask experiment proved :

Last Answer : Swan neck flask experiment proved : A. biogenesis B. abiogenesis C. special creation D. both (1) and (2)

A well stoppered thermo flask containing some ice cubes is an example of

Description : A well stoppered thermo flask containing some ice cubes is an example of

Last Answer : A well stoppered thermo flask containing some ice cubes is an example of A. Closed system B. ... system C. Isolated system D. Non-thermodynamic system

3 gram of activated charcoal was added to 50 mL of acetic acid solution (0.06N) in a flask. After an hour it was filtered and the strength of the fitr

Description : 3 gram of activated charcoal was added to 50 mL of acetic acid solution (0.06N) in a flask. After an hour it was filtered and the strength of the fitr

Last Answer : 3 gram of activated charcoal was added to 50 mL of acetic acid solution (0.06N) in a flask. After an hour it was ... B. `36 mg` C. `42 mg` D. `54 mg`

A flask-shaped fleshy recetacle enclosing both the types of flowers is present in

Description : A flask-shaped fleshy recetacle enclosing both the types of flowers is present in

Last Answer : A flask-shaped fleshy recetacle enclosing both the types of flowers is present in A. Cyathium B. Hypanthodium C. Coenanthium D. Spadix

A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The initial volume ratio of the gases before mixin

Description : A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The initial volume ratio of the gases before mixin

Last Answer : A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The ... . `H_2 , F_2 , O_2` D. `O_2,H_2 , F_2`

What type of chemical reaction is a flaming flask?

Description : What type of chemical reaction is a flaming flask?

Last Answer : This is an example of hydrogen burning.

What is a stand and mat used to hold a beaker or flask over a Bunsen burner?

Description : What is a stand and mat used to hold a beaker or flask over a Bunsen burner?

Last Answer : Need answer

What type of chemical reaction is a flaming flask?

Description : What type of chemical reaction is a flaming flask?

Last Answer : This is an example of hydrogen burning.

A fern differ from a moss in prossessing: (a) Swimming/flagellated anitherozoids (b) Flask-shaped archegonia (c) Independent Sporophyte (d) Independent gametophyte

Description : A fern differ from a moss in prossessing: (a) Swimming/flagellated anitherozoids (b) Flask-shaped archegonia (c) Independent Sporophyte (d) Independent gametophyte

Last Answer : Ans. ((c))

Drinks remain hot or cold for a long time in a thermos flask because of the (a) presence of air, which is a bad conductor of heat, in between the double walls (b) silver coating on the inside of the double walls (c) vacuum between the double walls (d) combined effects of (b) and (c)

Description : Drinks remain hot or cold for a long time in a thermos flask because of the (a) presence of air, which is a bad conductor of heat, in between the double walls (b) silver coating on the inside of the double walls (c) vacuum between the double walls (d) combined effects of (b) and (c)

Last Answer : Ans:(d)

Why does a liquid remain hot or cold for a long time inside a thermo flask?

Description : Why does a liquid remain hot or cold for a long time inside a thermo flask?

Last Answer : Ans: Because of the presence of air, which is poor conductor of heat, in between the double glass walls of a thermos flask.

To limit current in LED, resistor should be connected in A. parallel B. series C. evacuated flask D. ionized tube

Description : To limit current in LED, resistor should be connected in A. parallel B. series C. evacuated flask D. ionized tube

Last Answer : series

From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask. (a) CH4, H2, NH3 and water vapor at 800°C (b) CH3, H2, NH4 and water vapor at 800°C (c) CH4, H2, NH3 and water vapor at 600°C (d) CH3, H2, NH3 and water vapor at 600°C

Description : From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask. (a) CH4, H2, NH3 and water vapor at 800°C (b) CH3, H2, NH4 and water vapor at 800°C (c) CH4, H2, NH3 and water vapor at 600°C (d) CH3, H2, NH3 and water vapor at 600°C

Last Answer : a) CH4, H2, NH3 and water vapor at 800°C

Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will (A) Increase (B) Decrease (C) Remain unchanged (D) First fall and then rise

Description : Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will (A) Increase (B) Decrease (C) Remain unchanged (D) First fall and then rise

Last Answer : (A) Increase

Write a short note on Measuring Flask

Description : Write a short note on Measuring Flask

Last Answer : Measuring Flask : Flask is laboratory vessels (container). The flask is made of plastic or glass. They are of different sizes and shapes. In school laboratory, 50ml, 100ml, 250ml, 500ml & 1000ml ... of different sizes and shapes. In laboratory 10ml to 25 ml pipette of glass or plastic are used.

Best way to drill a hole in a cowry and conical shell?

Description : Best way to drill a hole in a cowry and conical shell?

Last Answer : If you can’t do what you want to do with a Dremel and one of it’s many magical attachments, then I am already out of ideas. Sorry… but, have you tried using the Dremel on a very low speed? .

Coniferous trees are conical in shape. -SST 10th

Description : Coniferous trees are conical in shape. -SST 10th

Last Answer : They adopted to withstand large and heavy snowfalls and shed snow easily without bleaking limbs or some of them also have very thick bark to protect them from fire .

The slant height and base diameter of conical tomb are 25m and 14 m respectively. Find the cost of white-washing its curved surface at the rate of Rs. 210 per 100 m2 -Maths 9th

Description : The slant height and base diameter of conical tomb are 25m and 14 m respectively. Find the cost of white-washing its curved surface at the rate of Rs. 210 per 100 m2 -Maths 9th

Last Answer : Slant height of conical tomb, l = 25m Base radius, r = diameter/2 = 14/2 m = 7m CSA of conical tomb = πrl = (22/7)×7×25 = 550 CSA of conical tomb= 550m2 Cost of white-washing 550 m2 area, which is Rs (210×550)/100 = Rs. 1155 Therefore, cost will be Rs. 1155 while white-washing tomb.

What length of tarpaulin 3 m wide will be required to make conical tent of height 8 m and base radius 6m -Maths 9th

Description : What length of tarpaulin 3 m wide will be required to make conical tent of height 8 m and base radius 6m -Maths 9th

Last Answer : Solution: Height of conical tent, h = 8m Radius of base of tent, r = 6m Slant height of tent, l2 = (r2+h2) l2 = (62+82) = (36+64) = (100) or l = 10 Again, CSA of conical tent = πrl = (3.14 6 ... .2) 3] = 188.4 L-0.2 = 62.8 L = 63 Therefore, the length of the required tarpaulin sheet will be 63 m.

A conical tent is 10 m high and the radius of its base is 24 m. Find (i) slant height of the tent. -Maths 9th

Description : A conical tent is 10 m high and the radius of its base is 24 m. Find (i) slant height of the tent. -Maths 9th

Last Answer : : Ncert solutions class 9 chapter 13-5 Let ABC be a conical tent Height of conical tent, h = 10 m Radius of conical tent, r = 24m Let the slant height of the tent be l. (i) In right triangle ... (13728/7) 70 = Rs 137280 Therefore, the cost of the canvas required to make such a tent is Rs 137280.

How many metres of cloth 5 m wide will be required to make a conical tent, the radius of whose base is 7 m and whose height is 24 m? -Maths 9th

Description : How many metres of cloth 5 m wide will be required to make a conical tent, the radius of whose base is 7 m and whose height is 24 m? -Maths 9th

Last Answer : Given, radius (r) = 7 m and height (h) = 24m ∴ Slant height (l) = √h2 + r2 = √242 + 72 = √625 = 25 m ∴ Length of canvas required

Find the capacity in litres of a conical vessel having height 8 cm and slant height 10 cm. -Maths 9th

Description : Find the capacity in litres of a conical vessel having height 8 cm and slant height 10 cm. -Maths 9th

Last Answer : Height of conical vessel (h) = 8 cm Slant height of conical vessel (l) = 10 cm ∴ r2 + h2 = l2 r2 + 82 = 102 r2 = 100 - 64 = 36 r = 6 cm Now, volume of conical vessel = 1 / 3 πr2h = 1 / 3 × 22 / 7 × 6 × 6 × 8 = 301.71 cm3 = 0.30171 litre

How many metres of 5 m wide cloth will be required to make a conical tent, the radius of whose base is 3.5 m and height is 12 m ? -Maths 9th

Description : How many metres of 5 m wide cloth will be required to make a conical tent, the radius of whose base is 3.5 m and height is 12 m ? -Maths 9th

Last Answer : l = √h2 + r2 = √(3.5)2 + (12)2 = √12.25 + 144 = √156.25 = 12.5 m Curved surface area = πrl = 22 / 7 × 3.5 × 12.5 = 137.5 m2 Area of cloth = 137.5 m2 Length of cloth required = C.S.A. / Width l = 137.5 / 5 = 27.5 m

How many metres of cloth 5 m wide will be required to make a conical tent, the radius of whose base is 7 m and whose height is 24 m? -Maths 9th

Description : How many metres of cloth 5 m wide will be required to make a conical tent, the radius of whose base is 7 m and whose height is 24 m? -Maths 9th

Last Answer : Given, radius (r) = 7 m and height (h) = 24m ∴ Slant height (l) = √h2 + r2 = √242 + 72 = √625 = 25 m ∴ Length of canvas required

Find the capacity in litres of a conical vessel having height 8 cm and slant height 10 cm. -Maths 9th

Description : Find the capacity in litres of a conical vessel having height 8 cm and slant height 10 cm. -Maths 9th

Last Answer : Height of conical vessel (h) = 8 cm Slant height of conical vessel (l) = 10 cm ∴ r2 + h2 = l2 r2 + 82 = 102 r2 = 100 - 64 = 36 r = 6 cm Now, volume of conical vessel = 1 / 3 πr2h = 1 / 3 × 22 / 7 × 6 × 6 × 8 = 301.71 cm3 = 0.30171 litre

How many metres of 5 m wide cloth will be required to make a conical tent, the radius of whose base is 3.5 m and height is 12 m ? -Maths 9th

Description : How many metres of 5 m wide cloth will be required to make a conical tent, the radius of whose base is 3.5 m and height is 12 m ? -Maths 9th

Last Answer : l = √h2 + r2 = √(3.5)2 + (12)2 = √12.25 + 144 = √156.25 = 12.5 m Curved surface area = πrl = 22 / 7 × 3.5 × 12.5 = 137.5 m2 Area of cloth = 137.5 m2 Length of cloth required = C.S.A. / Width l = 137.5 / 5 = 27.5 m

How many square metres of canvas is required for a conical tent whose height is 3.5 m and the radius of the base is 12 m? -Maths 9th

Description : How many square metres of canvas is required for a conical tent whose height is 3.5 m and the radius of the base is 12 m? -Maths 9th

Last Answer : Slantheight5l = h2+r2 ​=(3.5)2+(12)2​ total canvas required = πrl =π×12×12.5 =471 sq m​

How many square metres of canvas is required for a conical tent whose height is 3.5 m and the radius of the base is 12 m? -Maths 9th

Description : How many square metres of canvas is required for a conical tent whose height is 3.5 m and the radius of the base is 12 m? -Maths 9th

Last Answer : Solution of this question

A conical tent is 10 m high -Maths 9th

Description : A conical tent is 10 m high -Maths 9th

Last Answer : Radius of conical tent = r = 24 m Height of conical tent = h = 10 m (i) Let l be the slant height of the cone. Then l = root under(√r2 + h2) ⇒ l = root under(√242 + 102) = root under(√576 + 100) = root ... 1 m2 canvas = ₹70 ∴ Cost of 22/7 x 24 x 26 cm2 canvas = ₹ 70 x 22/7 x 24 x 26 = ₹137280

A semicircular thin sheet of a metal of diameter 28 cm is bent and an open conical cup is made. What is the capacity of the cup ? -Maths 9th

Description : A semicircular thin sheet of a metal of diameter 28 cm is bent and an open conical cup is made. What is the capacity of the cup ? -Maths 9th

Last Answer : answer:

A child consumed an ice-cream of inverted right-circular conical shape from the top and left only 12.5% of the cone for her mother. -Maths 9th

Description : A child consumed an ice-cream of inverted right-circular conical shape from the top and left only 12.5% of the cone for her mother. -Maths 9th

Last Answer : answer:

What is a conical root? Give example. -Biology

Description : What is a conical root? Give example. -Biology

Last Answer : Conical root: this type of root tuber is conical in shape, i.e. widest at the top and tapering steadily towards the bottom: e.g. carrot. Fusiform root: this root is widest in the middle and tapers towards the top and the bottom: e.g. radish. Napiform root: the root has a top-like appearance.

The water is leaking from a conical funnel at a rate of `5cm^(3)//min`. If the redius and height of the funnel are 5cm.and 10 cm respectively, find th

Description : The water is leaking from a conical funnel at a rate of `5cm^(3)//min`. If the redius and height of the funnel are 5cm.and 10 cm respectively, find th

Last Answer : The water is leaking from a conical funnel at a rate of `5cm^(3)//min`. If the redius and height of ... of water surface from the vertex is `7.5 cm`.

Name the conical masses of medulla

Description : Name the conical masses of medulla

Last Answer : Name the conical masses of medulla

Name the conical masses of medulla

Description : Name the conical masses of medulla

Last Answer : Name the conical masses of medulla

What is a conical pendulum? Show that its time period is given by 2π √(l cos θ)/g, where l is the length of the string,

Description : What is a conical pendulum? Show that its time period is given by 2π √(l cos θ)/g, where l is the length of the string,

Last Answer : What is a conical pendulum? Show that its time period is given by 2π\(\sqrt{\frac{l\,cos\, ... the vertical and g is the acceleration due to gravity.

The bob of a conical pendulum undergoes ______

Description : The bob of a conical pendulum undergoes ______

Last Answer : The bob of a conical pendulum undergoes ______ (A) Rectilinear motion in horizontal plane ( ... circle (D) Rectilinear motion in vertical circle

What is the difference between a conical burr grinder and other coffee grinders?

Description : What is the difference between a conical burr grinder and other coffee grinders?

Last Answer : The reason coffee generally tastes better when produced from conical burr grinders is due in part to the conical burr being able to grind coffee beans at much slower speeds. The theory behind this is ... results in a greater amount of heat being emitted that can comprise the perfect cup of coffee.

How much are Capresso conical burr grinders?

Description : How much are Capresso conical burr grinders?

Last Answer : On sale through Amazon.com, the Capresso conical burr grinder only costs around $85. The normal price of the grinder is $125 when it's not on sale.

Can I use a conical burr grinder to grind barley grass?

Description : Can I use a conical burr grinder to grind barley grass?

Last Answer : I don't see why not, if you mean barley grass as dry seeds. However, if you're intending to use it to grind sprouted barley grass, be aware that this is going to make an enormous mess inside the grinder, and the burrs will have to be removed and cleaned.

Where a thermal-acting breaker is required to be used in an area of unusually high, low, or constantly fluctuating temperatures, an ambient compensating element must be used. This element consists of a ______________. A. cylindrical spring on the contact arm B. conical spring on the contact arm C. second bimetal element D. second electromagnet

Description : Where a thermal-acting breaker is required to be used in an area of unusually high, low, or constantly fluctuating temperatures, an ambient compensating element must be used. This element consists of ... arm B. conical spring on the contact arm C. second bimetal element D. second electromagnet

Last Answer : Answer: C

A special horn antenna consisting of a parabolic cylinder joined to a pyramidal horn. A. Hoghorn B. Cass-horn C. Pyramidal horn D. Conical horn

Description : A special horn antenna consisting of a parabolic cylinder joined to a pyramidal horn. A. Hoghorn B. Cass-horn C. Pyramidal horn D. Conical horn

Last Answer : A. Hoghorn

Match List -I (Bearings) with List-II (Applications) and select the using the codes given below the lists: [IAS-1998] List –I List-II A. Journal bearing 1. Electric motors B. Thrust bearing 2. Watches C. Conical pivot bearing 3. Marine engines D. Ball bearing 4. Swivelling chairs A B C D A B C D (a) 3 4 1 2 (b) 4 2 1 3 (c) 3 4 2 1 (d) 4 2 3 1

Description : Match List -I (Bearings) with List-II (Applications) and select the using the codes given below the lists: [IAS-1998] List -I List-II A. Journal bearing 1. Electric motors B. Thrust bearing 2. Watches C. Conical pivot bearing 3. Marine ... D (a) 3 4 1 2 (b) 4 2 1 3 (c) 3 4 2 1 (d) 4 2 3 1

Last Answer : (c) 3 4 2 1