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chemistary

What is the atomic number of carbon?

6

Which element is commonly known as the 'universal solvent'?

Water

What is the chemical symbol for gold?

Au

What is the pH value of a neutral solution?

7

Which gas is most abundant in the Earth's atmosphere?

Nitrogen

What is the chemical formula of water?

H2O

What is the process in which a solid changes directly to a gas called?

Vaporization

Which element is used as a coolant in nuclear reactors?

Graphite

What is the chemical symbol for iron?

Fe

What is the SI unit of pressure?

Pascal

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