A balanced chemical reaction obeys the law of ...

A) ideal gases.

B) definite proportions.

C) conservation of matter.

D) conservation of energy.

How much mass does 0.1 mole of neon contain

You may normally expect a slow reaction if a low activation energy is required.

Glycerol (c3h8o3) is combined with two molecules of a fatty acid each with the formula c16h22o2 to form a diglyceride. individual fatty acids combine with glycerol via dehydration synthesis. how many hydrogen atoms will the diglyceride have

Balance Na2SO4+CaCl2->CaSO4+NaCl

A specific amount of energy is emitted when excited electrons in an atom in a sample of an element return to the ground state.

What is the total number of oxygen atoms represented in the formula na2c03.10h2o?

Atoms of metallic elements tend to A) gain electrons and form negative ions B) gain electrons and form positive ions C) lose electrons and form negative ions D) lose electrons and form positive ions

Only a small amount of the energy used in an incandescent light bulb (regular bulbs commonly used in households) is actually converted into light.

Suppose we want to charge a flask with 1.9 g of sugar. We put the empty flask on a balance and it is determined to weigh 450 g. Enter the weight we would expect to see on the balance when we're done adding the sugar.

The billiard ball model was working model of the atom until Thomson discovered the