What is the ratio of no: n2 in the given reaction
4nh3+6no-> 5n2+6h2o?
a) 5: 6
b) 6: 5
c) 4: 5
d) 5: 4

Which of the following statements about acidic water is true? a. acid has no effect on the h, o molecules. b. the solution contains a larger number of oh ions than h, o ions. c. the solution contains a larger number of h, o ions than qh ions. d. the solution contains an equal number of h, o ions and oh ions. none of the above e.

How have the greenhouse gasses increased from the year 2000 to 2018

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123