Balance the equation mno2 + hcl → cl2 + mncl2 + h2o?
using the smallest possible integer coefficients.

what is the sum of the coefficient?

1. 12
2. 15
3. 9
4. 7
5. 26

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

What is the overall order of reaction for rate = k[no]2[o2]