Hydrogen gas is produced when magnesium metal reacts with hydrochloric acid. In the lab, a student collects 0.001855 g of hydrogen gas over water in a eudiometer at 23°C. The atmospheric pressure is 794 mmHg. What volume (in mL) of dry hydrogen gas would be collected?

The boiling point of liquids is very high what does it indicate

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.