A particle with 10 protons, 11 neutrons, and 12 electrons has a mass number of:

CuSO4 is an example of a chemical element. T OR F

What is the representative particle for silicon

Do all living things give off co2?

In the Penny Lab that we ran, what is the independent variable? Question 1 options: the soap the number of water drops the penny the water

If apples are $.67/lb, what is the cost of 2.5 kg of apples?

If joey ran 28 meters in 4 seconds, then his velocity was m/s

We have seen that ions in aqueous solution are stabilized by the attractions between the ions and the water molecules. Why then do some pairs of ions in solution form precipitates?

Does (NH4) 2SO4 and AgNO3 form precipitate

Compare the electron-dot formulas of CH4 and H2O. Why do these molecules have approximately the same bond angles but different molecular shape?

Water learned in science class that different substances release heat at different rates. He decides to test this. At home, Walter turns the oven to 200°F.