In the compound NH3, the subscript 3 indicates that?

The group that shows the effect of the variable being tested is called the

What is the metal with 4 valence electrons and a mass greater than 200?

Use a graduated cylinder to add approximately 40 mL of water to the calorimeter. Measure the mass of the calorimeter (no lid) and water to the nearest 0.01 g.

200 L of a gas at 10 atm pressure and 400 K is cooled to 100 K and reduced to 2 atm pressure. What is the new volume?

Combustion of a 0.9835g sample of a compound containing only carbon, hydrogen, and oxygen produced 1.900g of CO2 and 1.070g of H2O. What is the empirical formula of the compound?

What two factors determine the thermal energy in a substance

What is the name of the hybrid orbitals used by chlorine in clf3?

Is beryllium a non metal or metal or metalloid

9.86 x 10²⁸ O-atoms require what volume (L) N₂O₂ at STP?

What can cause tsunamis? Select all that apply. spring tides plate movement volcanic activity earthquakes hurricanes