What causes earth 's plate to move

Place coefficients in the reactants and or products to balance the following chemical reactions. 1. Fe + S FeS 2. H2 + Cl2 HCl 3. Mg + O2 MgO 4. O2 + H2 H2O 5. HgO Hg + O2 6. Ca + H2O Ca (OH) 2 + H2 7. CH4 + O2 CO2 + H2O 8.

Which statement about the effusion rates of nitrogen and oxygen is true? Oxygen effuses 1.07 times faster than nitrogen. Nitrogen effuses 1.07 times faster than oxygen. Oxygen effuses 0.9 times faster than nitrogen. Nitrogen effuses 0.

What is a chemical change that we see everyday?

How many liters of 12.3 molar NaOH stock solution will be needed to make 12.4 liters of a 1.2 molar NaOH solution? Show the work used to solve this problem.

In a test of an automobile engine 1.00 L of octane (702 g) is burned, but only 1.84 kg of carbon dioxide is produced. What is the percentage yield of carbon?

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