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Chemistry

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Marta Bins

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Cards in this guide (9)
What is substances specific heat

The specific heat capacity of a substance is the amount of energy required to raise the temperature of 1kg of that substance by 1 degrees Celsius (or Kelvin). 1kg of water requires 4200 J of energy to raise its temperature by 1 degrees Celsius

How many protons does an atom of carbon have

6

When baking soda is mixed with vinegar which type of reaction has taken place

its a chemical reaction

At which temperature would it take the longest for the smell of cologne that someone is wearing to reach you

-30 degree C --APEX:)

You can smell a burning scented candle across a room because

the gas molecules move about the room

The smell from a pot of stew wafts through the house because

the liquid vaporizes and the resulting gas molecules wander about the room apex :)

178 Au 79 is a of gold

Assuming there is a blank between "a" and "of," 178Au is an unstable isotope of gold. The 79 is its atomic number (number of protons), and 178 is the atomic mass (number of protons + numbers of neutrons).

Which one of the following is a common acid soap aspirin antacid and washing soda

Aspirin

Is the molar mass of gas dependant on the type of gas

Yes as is the molar mass of anything else.

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