Which molecule contains a triple covalent

bond?

(1) H2 (3) O2

(2) N2 (4) Cl2

What element has 3 protons and neutrons

If I have 36ml of water and 64ml of guava juice to make a 100ml solution, what would the percent composition be?

Why does the temperature of different layers of the atmosphere vary

A solid is added to water. the temperature of the water rises from 18°C to 22°c. what type of change does this indicate?

What's the main food source of potassium

What prompted rutherford to do the alpha particle scattering experiment?

How many moles of hydrogen would be required to produce 5.0 mol of water?

What is the biggest difference between an exothermic and endothermic process? A. The direction of energy flow. B. The amount of energy transferred. C. The type of energy being transferred. D. The speed with which energy is transferred.

The mass of 1 mol of chromium (atomic mass 51.996 amu) is

Which of the following elements will tend to form a cation? A. Oxygen B. Nitrogen C. Sulfur D. Lead E. All of the Above