Is Light a Wave or a Particle?

When you use the claw of a hammer to remove a nail, what type of simple machine are you using

To sterilize a 50.0-g glass baby bottle, we must raise its temperature from 22.0ºc to 95.0ºc. how much heat transfer is required?

Can two different samples of the same substance have different physical properties? Chemical properties?

Ammonia gas combines with excess oxygen gas to produce nitric oxide and water. How many grams of ammonia gas would have to react in order to release 154 kJ of energy

Near the shore, winds tend to blow toward the land during the day. What drives this process?

How many electrons in an atom could have these sets of quantum numbers n=7 l=3 ml=-1?

The reaction A+B-> C+D rate=k[A][B]^2 has an initial rate of 0.0810 M/s. What will the initial rate be if [A] is halved and [B] is tripled? What will the initial rate be if [A] is tripled and [B] is halved?

What is the chemical formula for coper (ll) hydroxide?

A 1.50-g sample of hydrated copper (II) sulfate was heated carefully until it had changed completely to anhydrous copper (II) sulfate () with a mass of 0.957 g. Determine the value of x.

The reaction rate between reactants Z and Y is proportional to the cube of [Z]. What is the rate law for this reaction?