Disintegration is the word geologists use forA. When a rock becomes moist. B. When rock is physically broken into smaller pieces. C. When rock is chemically broken into smaller pieces. D. When rock undergoes a rather large chemical change.

What happens to the waterspouts after rain begins to fall? a. it makes the rainspout stronger c. it dissipates b. it slows it down d. none of these

Explain the difference between a physical separation and a chemical separation

Consider the reaction N2 (g) + 3 H2 (g) 2 NH3 (g), which is exothermic as written. What would be the effect on the equilibrium position of adding N2 (g) ?

How many alleles of each gene do living things have?

1. Balance the chemical reaction for the production of hydrogen cyanide: __ NH3 (g) + __ O2 (g) + __ CH4 (g) → __ HCN (g) + __ H2O (g) (Hint: none of the coefficients are larger than 6) 2. Using the balanced equation in question 1, if 25.

Ozone (o3) in the atmosphere can be converted to oxygen gas by reaction with nitric oxide (no). nitrogen dioxide is also produced in the reaction. what is the enthalpy change when 8.50l of ozone at a pressure of 1.00 atm and 25°c reacts with 12.

How might vertical growth within a city decrease the impact of runoff and increase the opportunity for infiltration of water?

The correct answer is c. Energy processing from corn biofuels is not energy efficient.

If you went to the moon, how would your mass change relative to your mass on Earth? It would be the same on the moon as on Earth It would increase because of less gravity It would decrease because of less gravity None of the above

The pH of a solution is 2.60. What is the [H3O+] for the solution? 2.51 * 102 M 3.98 * 102 M 2.51 * 10-3 M 3.98 * 10-3 M