Consider the equation:

ch4+o2→2h2o+co2

which element or elements are unbalanced in this equation?

a. c, h, and o are all unbalanced.

b. both h and o are unbalanced.

c .only the h is unbalanced.

d. only the o is unbalanced.

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

When a septic tank backs up a goes in to clean it out