4 HCI + O2 - > 2 H2O + 2 CH2

How many moles of H2O can be produced from 30. moles of HCI?

3. What is meiosis?

Iron has a density of 7.87 g/cm3. How much does 1 cubic feet of iron weigh?

Which statement describes a chemical reaction? a. reactants form products when atoms change state. b. products form reactants when atoms change state. c. reactants form products when atoms are rearranged. d.

4. Using the word bank, explain why increasing the temperature increases the rate of reaction. Word Bank temperature kinetic energy collision (s) rate of reaction

Tcss classification unit study guide answer

The specific gravity of iron is 7.87, and the density of water at 4.00 ∘C is 1.00 g/cm3. You can use this information to find the density of iron. Find the volume occupied by 4.50 g of iron.

The volume of a gas is 93 ml when the temperature is 91? c. if the temperature is reduced to 0? c without changing the pressure, what is the new volume of the gas?

15.434 g of kcl (m. m 74.55 g/mol) is dissolved in water up t a total volume of 500.0 mL. the density of this solution is 1.02 g/mL. what is the concentration of he solution in molality

Determine the molar mass of an unknown monoprotic acid to two decimal places if 20.01 ml of a 0.098 m naoh solution were used to titrate 0.215 g of the unknown acid

A diatomic molecule with a triple covalent bond is A. H2 B. N2 C. O2 D. Br2 (P. S. The answer turned out to be B. N2)