A firework exploding is an example of a

physical change

chemical change

phase change

nuclear change

In the reaction: cl2 + h2o? hclo + hcl, the hydrogen is

In which types of cells must mutations occur in order for the mutation to be passed on to future generations? A. Somatic Cells B. Genes C. Gametes D. Alleles

How does the momentum of a dog and a horse, which are both running at the same velocity, compare?

A (n) bond forms when one atom gives up one or more electrons to another atom.

How many atoms are in. 190g of P2O5?

What factors may be responsible for the ionization energy of the period

A solvent is A. a substance that causes other substances to enter the plasma phase. B. a substance that dissolves another substance. C. a substance that causes protons to be extracted from the nucleus.

We dissolve 2.45 g of sugar in 200.0 g water. what is the mass percent of sugar in the solution?

What is the charge of that particle? A). + e B).-2/3 e C).0 D).+2/3

How many palisade cells from plant leaves would fit in a volume of 1.0 cm cubed of cells if the average volume of a palisade cell is 0.0147 mm cubed?