If the pH of a solution is 5, what is its OH ion concentration?

The measure of the amount of dissolved salt in a liquid sample is called a. the water cycle. b. evaporation. c. salinity. d. a thermal exchange

Above what temperature does the following reaction become nonspontaneous? 2 H2S (g) + 3 O2 (g) → 2 SO2 (g) + 2 H2O (g) ΔH = - 1036 kJ; ΔS = - 153.2 J/K

The reactant Pb (NO 3) 2 is

Suppose a container holds 1000 hydrogen molecules (H2) and 1000 oxygen molecules (O2) that react to form water. How many water molecules will be in the container? Will anything else be in the container? If so, what?

If there are 6.2*10^22 molecules of calcium carbide, CaC2, what mass of acetylene (C2H2) can be formed?

Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed leave it blank. If no reaction occurs leave all boxes blank and click on "Submit". Use H3O + for hydronium ion.

What can I expect on the asvab

Consider the reaction N2 (g) + O2 (g) ⇌ 2NO (g) If the equilibrium partial pressures of N2, O2, and NO are 0.22, 0.19, and 0.030 atm, respectively, at 2200°C, what is KP?

What is demetri mendeleyev given credit for developing

Acetone used for rinsing glassware Group of answer choices 1. Pour it down the sink where you are rinsing the glassware 2. Collect it and dispose of it in the organic or acetone waste container 3.