How many atoms does 2.0 moles of He represent

The volume of a gas at 30◦C and 0.13 atm is 61 mL. What volume will the same gas sample occupy at standard conditions?

Wat do you pour 1st when diluting an acid? When diluting an acid, always pour 1. the water into the acid. 3. the acid into the water.

Neutrons are found in the nucleus and separate the other particles so that the strong force can hold the nucleus together. Which particles are positively charged and need to be separated so that they don't repel?

Why wasn't oxidation type chemical weathering common more than 2 billion years ago?

Explain physical and chemical reactions to 8th grade

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda