What term describes isotopes with an unbalanced number of neutrons?

An insoluble solid that forms a chemical reaction is called an?

Which of these is a compound? carbon oxygen air carbon dioxide

Which is a covalent compound na2o, Ticl2, caS, no2

You have a balloon filled with hydrogen gas which keeps it at a constant pressure, regardless of its volume. The initial volume of the gas is 736 mL at 15.0 C. The gas is heated until it's volume is 2.

Which of the following are chemicals? A. clothing B. food C. fuels D. all of the above

What is fusion energy

A 4.5-liter sample of a gas has 0.80 mole of the gas. If 0.35 mole of the gas is added, what is the final volume of the gas? Temperature and pressure remain constant. 3.9 liters 5.3 liters 6.3 liters 6.5 liters

What is the unit used to measure the atomic mass?

Which metal in Period 5 is very reactive and has two valence electrons in each atom? rubidium (RD) strontium (SI) zirconium (Z1) silver (Ag)

Sara and Sam went for a two-hour drive. According to the graph, between. 75 hours and 1.25 hours into their trip, they A) slowed down to a speed of 15km/hour. B) travelled at a constant rate of 30km/hour.