Ocean exploration is limited by

Which reaction is endothermic? H2 (g) + ½ O2 (g) → H2O (g), ΔH = - 57.82 kcal ½N2 (g) + O2 (g) + 8.1 kcal → NO2 (g) ½N2 (g) + 3/2H2 (g) → NH3 (g) + 11.0 kcal C (diamond) + O2 (g) → CO2, ΔH = - 94.50 kcal

Correct each of the following formulas: (a) Barium oxide is 3302 (b) lron (ll) nitrate is Fe (NO3) 3. (c) Magnesium sulfide is MnSO3.

In a saturated solution, what will happen if you try to dissolve more solute

How does a sample of hydrogen at 10 °C compare to a sample of hydrogen at 350 K? A. The hydrogen at 10 °C has a higher average kinetic energy than the sample at 350 K. B. The hydrogen at 10 °C has lower nuclear energy than the sample at 350 K. C.

When oxygen and calcium form an ionic bond, what is the formula? o2ca2 oca ca2o2 cao

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