How many atoms of each element are in Copper Sulfate (CuSO4) ? Name the elements and the number of atoms for each element.

Name the four bases found in a DNA molecule

A sample of a compound contains 30.0 g calcium and 5.05 g hydrogen. its molar mass is 78.12 g/mole. what is the compound's molecular formula?

What is the temperture at which all molecular movements stop called

Four people are needed to lift a TV set with a single fixed pulley. How many people will be needed to lift the same TV set with a 2 fixed, 2 moveable pulley system? (Ignore friction.)

Find the mass, in grams, of 5.00*10^23 molecules of F2

If the water in a bathtub and a teacup are the same temperature, how do the amounts of their thermal energy compare? A. They both have the same amount of thermal energy. B. The teacup has more thermal energy. C.

Occluded Fronts happen when warm air mass can get caught between two cold air fronts which can force the warm air up into a wedge shape True or False

3. In the above molecules, generally the octet rule can not be followed for every atom. When there are too many electrons or two few electrons and the atoms cannot or will not form multiple bonds, which atom in the structure does not receive a

Which resonance form is likely to contribute most to the correct structure of n2o? which resonance form is likely to contribute most to the correct structure of?

Although DNA evidence cannot be obtained from hair evidence without a root, which of the following can be obtained from hair evidence?