Priestley called the gas he prepared "perfect air", b it was later named "oxygen" by whom?

Priestley called the gas he prepared "perfect air", b it was later named "oxygen" by whom?
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ANSWER: LAVOISIER
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The father of modern chemistry is – (1) Priestley (2) Lavoisier (3) Dalton (4) Mendeleeff

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He claimed that he had set himself three goals in life: to be the greatest economist in the world, to be the best horseman in all of Austria and the greatest lover in all of Vienna. He said he had reached two of his goals, but he never said which two. Identify this economist after whom The Economist named a column on business and management.

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Last Answer : Joseph Schumpeter.

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Oxygen gas can be prepared from solid `KMnO_4` by

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Tea and Coffee are perfect substitute of each other, given the price of Tea and Coffee being `100 and `200 per Kg. a consumer is prepared to buy 3 Kg. of each. If the price of tea remain same and the price of Coffee rises to `400 per kg. the demand for Tea goes to 6 Kg. and that of Coffee falls to 1Kg. The elasticity of substitution between Tea and Coffee is (a) 1 ; (b) 4 ; (c) 5 ; (d) 3

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Bleaching powder is prepared by passing – (1) Chlorine over slaked lime (2) Oxygen over slaked lime (3) Carbon dioxide over slaked lime (4) Chlorine over quick lirne

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Bleaching powder is prepared by passing : (1) Chlorine over slaked lime (2) Oxygen over slaked lime (3) Carbon dioxide over slaked lime (4) Chlorine over quick lirne

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After whom is the Celsius scale named ?

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The thermodynamic law, PVy = constant, is not applicable in case of (A) Ideal compression of air (B) Free expansion of an ideal gas (C) Adiabatic expansion of steam in a turbine (D) Adiabatic compression of a perfect gas

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Which of the following statements is false about primary amines? (a) They can be prepared by reduction of nitriles with LiAlH4. (b) They do not form salts with acids(c) They react with ice-cold nitrous acid to form nitrogen gas.(d) They are basic and soluble in water

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Once every year a farmer walks about on his farm property, picks out his favorite tree, and chops it down with an axe. He then drags the tree home and puts it in a metal bowl. The farmer then spends time lovingly caring for the tree by watering it every day and providing it with the best plant food money can buy to keep it as healthy as possible. Two weeks later he throws the tree outside, sets it on fire, and burns it to a crisp. How can you explain this apparent drastic change in the farmer's mood toward this tree? -Riddles

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Last Answer : The man owns a Christmas tree farm where he grows thousands of Christmas trees for sale to the public. He is simply performing his annual Christmas ritual of selecting a tree, placing it in a tree stand, keeping it healthy for two weeks, and then disposing of it.

Two women sit staring and glaring at each other across a small table. Although the two women don't appear to be friendly toward each other, they do eventually hold each other's hands. A man approaches, puts his hand on top of theirs, and says to them, 'I hope I don't have to use the strap on you two.' A few seconds later he quickly removes his hand, and shouts out one word to the women. Both women immediately become very tense. What is the word the man shouts to the women, and what in the world is going on here? -Riddles

Description : Two women sit staring and glaring at each other across a small table. Although the two women don't appear to be friendly toward each other, they do eventually hold each other's hands. A man approaches, puts ... is the word the man shouts to the women, and what in the world is going on here? -Riddles

Last Answer : The word the man shouts to the women is, 'Go!' This is the way most women's arm wrestling competitions start, and hopefully the wrist straps, to keep their hands from slipping apart, won't have to be used.

A robber came into my store and stole $100 from the register without my knowledge. A few minutes later, the same guy came back with the $100 he stole and purchased $70 worth of items and I gave him $30 in change. How much money did I lose? -Riddles

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Last Answer : I lost $100

A man wants to watch some TV, but the TV won't turn on with the remote. There's no power button on the TV, so he can't turn it on with the monitor. But 5 minutes later, he's happily watching TV. What happened and what did he do? -Riddles

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Last Answer : The TV was unplugged, so he plugged it back in.

3 men go into a motel. The man behind the desk said the room is $30, so each man paid $10 and went to the room. A while later the man behind thedesk realized the room wasonly $25, so he sent the bellboy to the 3 guys' room with $5. on the way the bellboy couldn't figure out how to split$5 evenly between 3 men, so he gave each man a $1 and kept the other $2 for himself. This meant that the 3 men each paid $9 for the room, whichis a total of $27, add the $2 that the bellboy kept = $29. where is the other dollar? -Riddles

Description : 3 men go into a motel. The man behind the desk said the room is $30, so each man paid $10 and went to the room. A while later the man behind thedesk realized the room wasonly $25, so he sent the ... whichis a total of $27, add the $2 that the bellboy kept = $29. where is the other dollar? -Riddles

Last Answer : The three men HAVE paid $27. But the bellboy's $2 are part of it. The hotel has $25 of the men's dollars. The bellboy has the other two. That's $27, and the three the men have make $30. The ... elsewhere on riddles.com, but the answer given was 'I don't know'! So I figured it out and posted it.

A boy leaves home in the morning to go to school. At the moment he leaves the house he looks at the clock in the mirror. The clock has no number indication and for this reason the boy makes a mistake in interpreting the time (mirror-image). Just assuming the clock must be out of order, the boy cycles to school, where he arrives after twenty minutes. At that moment the clock at school shows a time that is two and a half hours later than the time that the boy saw on the clock at home. -Riddles

Description : A boy leaves home in the morning to go to school. At the moment he leaves the house he looks at the clock in the mirror. The clock has no number indication and for this reason the boy makes a mistake in ... is two and a half hours later than the time that the boy saw on the clock at home. -Riddles

Last Answer : The difference between the real time and the time of the mirror image is two hours and ten minutes (two and a half hours, minus the twenty minutes of cycling). Therefore, the original time on ... at five minutes past seven plus twenty minutes of cycling, which is twenty-five minutes past seven!...

A simple peasant bought a number of camels and is taking them to his farm. As he rides contentedly along he counts them - he counts 29. He was sure he had bought 30 camel, so in alarm he jumps off his camel and counts the camels again. To his delight there are 30. Half an hour later, he counts his camels and once more there are just 29. Confused, he climbs off his camel and counts again. Once more there are 30. Can you explain? -Riddles

Description : A simple peasant bought a number of camels and is taking them to his farm. As he rides contentedly along he counts them - he counts 29. He was sure he had bought 30 camel, so in alarm he jumps ... Confused, he climbs off his camel and counts again. Once more there are 30. Can you explain? -Riddles

Last Answer : When he is on the camel he omits to count it.

A man was just doing his job when his suit was torn. Why did he die three minutes later? -Riddles

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Last Answer : He was an astronaut on a space walk, doing repairs.

A young man decides to buy a collector's baseball card. He pays $60 for it. After a month, the value of the card has increased to $70 and he decides to sell it. But already a few days later he regrets his decision to sell the collector's item, and he buys it again. Unfortunately he has to pay $80 to get it back, so he loses $10. After a year of owning the baseball card, he finally decides to sell it for $100. What is his overall profit? -Riddles

Description : A young man decides to buy a collector's baseball card. He pays $60 for it. After a month, the value of the card has increased to $70 and he decides to sell it. But already a few days later ... of owning the baseball card, he finally decides to sell it for $100. What is his overall profit? -Riddles

Last Answer : $30.00. Overall profit, not net profit!

A man decides to buy a nice horse. He pays $600 for it, and he is very content with this strong animal. After a year, the value of the horse has increased to $700 and he decides to sell the horse. But already a few days later he regrets his decision to sell the beautiful horse, and he buys it again. Unfortunately he has to pay $800 to get it back, so he loses $100. After another year of owning the horse, he finally decides to sell the horse for $900. What is the overall profit the man makes? -Riddles

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Last Answer : The man makes an overall profit of $200.

When John was six years old he hammered a nail into his favorite tree to mark his height. Ten years later at age sixteen, John returned to see how much higher the nail was. If the tree grew by five centimeters each year, how much higher would the nail be? -Riddles

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Last Answer : The nail would be at the same height since trees grow at their tops.

“I looked into the mirror and smiled,” says the doctor. A little later he says, “I forgot my danger and smiled feebly at myself.” -English 9th

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Last Answer : The doctor thought that he had a good smile when he first smiled. But when he smiled a little later, he laughed at his destiny. His life was in danger. His thoughts got changed because of the snake. He was quite near to death.

How to get rid of amulets without any loss ? One man works at my house. My father was able to convince him that he was suffering from malnutrition. He brought a stone for her and said: Put the stone in your pocket ; So that it protects you from being overlooked. A few days later he brought a piece o

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Last Answer : Ignore the truth ; As stated by the Prophet (peace and blessings of Allaah be upon him). This should be avoided through the Shariah-approved Rukia (sweeping) and daily Doaduruds ; Not with the ... have to advise your father to repent from the sin of hanging amulets and being associated with amulets.

Mr. Mendoza lends $ 25,000 to a friend with interest of 15.3% per year and a 5-month term, but 2 months later, he negotiated the corresponding promissory note at $ 25,750, what was the commercial discount rate?

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Last Answer : Nevermind I found it but I can't delete the question so I guess Ill just to leave it.

A young man buys a new stereo. Three years later, he decides that the stereo does not sound as good as the new stereos that are for sale, so he buys a new stereo. This is an example of which of these?

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Last Answer : Marginal utility A+

A 55-year-old patient with severe posthepatitis cirrhosis is started on a diuretic for another condition. Two days later he is found in a coma. The drug most likely to cause coma in a patient with cirrhosis is (a) Acetazolamide (b) Amiloride (c) Furosemide (d) Hydrochlorothiazide (e) Spironolactone

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Last Answer : Ans: A