5. If 30mL of 0.5M NaOH (aq) was used to neutralize 10mL of HCl (aq), what is the concentration of the acid? Show work.

Which of these can be used to identify metamorphic rocks? Select all that apply.

Difference between Rapid and spontaneous composition

The volume of a gas is 22 mL at 44°C and 0.905 atm. What will the volume be at 17°C and 0.999 atm? Answer in units of mL.

1. In order to write a chemical equation, the information that you need to know is? 2. Write the chemical equation that shows sodium (Na) and chlorine (Cl2) combining to form table salt.

8. What is an energy level? A) The region outside the nucleus where the neutron is likely to be moving. B) The region outside the nucleus where the electron is likely to be moving.

Which of the following statements about igneous rocks is correct A. intrusive igneous rocks are formed when magma is called above the ground. B. Extrusive igneous rocks are formed when magma is cooled above the ground C.

The compound KOH is called

A balloon contains 1.00 mol helium gas at STP. What will the volume of the balloon be if the pressure increases to 2.00 atm?

If 100 mL of a gas were enclosed in a buret at 500 mm Hg, what volume would the gas occupy at 1000 mm Hg at the same temperature? P1V1=P2V2

Would Mn (HPO4) 2 be manganese (II) monohydrogen phosphate?