Is salt a pure substancetance

A solid element that is malleable, a good conductor of electricity, and reacts with oxygen is classified as a (1) metal (2) metalloid (3) noble gas (4) nonmetal

Find the number of bromine molecules present in 2.25 mol.

If the average speed of a car is 45km/s, how far can it travel in 5 seconds?

Why does manganese, atomic number 25, have a less favorable e ea than its neighbors on either side?

In lab you are allowed to eat and drink only: a) if you are very hungry b) if you have washed your hand well c) if the food is healthy and can be digested fast easily. d) None of the above

Reaction rate lab report

The absence of which cell structure would indicate a cell is prokaryotic?

When 0.880 g of an organic compound containing carbon, hydrogen and oxygen is burned completely in oxygen, 1.760 g of co2 and 0.720 g h2 o are produced. what is the empirical formula of the compound?

In ammonium chloride salt (nh4cl) the anion is a single chloride ion, cl. what is the cation of nh4cl

What does copper II sulfate do to the enzyme activity?