Name four things that organisms need to survive.

What is the formula for barium iodide?

If the value of kc at 25oc is 3.7108, and the equilibrium concentrations for n2 and h2 are 0.000105 m and 0.0000542 m, respectively, use the expression in question 5 to calculate the equilibrium concentration of nh3.

How to find the better buy of two of the same item, but they have different units of measurements and different costs.?

A mixture of 0.10 mol of NO, 0.050 mol of H2, and 0.10 mol of H2O is placed in a 1.0 - L vessel at 300 K. The following equilibrium is established: 2NO (g) + 2H2 (g) - -->/<---N2 (g) + 2H2O (g) At equilibrium [NO]=0.

Which of the following reagents is an environmental toxin? Select all answers that apply. a. hydrazine sodium b. hydrosulfite triethylene c. glycol triethylene d. glycol 3-nitrophthalic acid e. hydrogen peroxide

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda