What are proteins made up of?

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate