Q1. How many peaks are there in the 13C NMR spectrum of 1,4-dimethylbenzene?

A: 8

B: 4

C: 3

D: 2

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?