### Consider the following reaction 8A(g) + 5B(g) → 8C(g) + 6D(g) If [C] is increasing at the rate of 4.0 mol L-1s-1, at what rate is [B] changing?

Consider the following reaction 8A(g) + 5B(g) → 8C(g) + 6D(g)
If [C] is increasing at the rate of 4.0 mol L-1s-1, at what rate is [B] changing?
A) -0.40 mol L-1s-1
B) -2.5 mol L-1s-1
C) -4.0 mol L-1s-1
D) -6.4 mol L-1s-1
E) None of these choices are correct.

### The greenhouse effect is caused by the carbon dioxide level in the atmosphere allowing outgoing radiation to exceed incoming radiation.

The greenhouse effect is caused by the carbon dioxide level in the atmosphere allowing outgoing radiation to exceed incoming radiation.

### For the reaction 2A + B + 2C → D + E The following initial rate data were collected at constant temperature. Determine the correct rate law for this reaction. All

For the reaction 2A + B + 2C → D + E
The following initial rate data were collected at constant temperature. Determine the correct rate law for this reaction. All units are arbitrary.
Trial [A] [B] [C] Rate
1 0)225 0.150 0.350 0.0217
2 0)320 0.150 0.350 0.0439
3 0)225 0.250 0.350 0.0362
4 0)225 0.150 0.600 0.01270
A) Rate = k[A][B][C]
B) Rate = k[A]2[B][C]
C) Rate = k[A]2[B][C]-1
D) Rate = k[A][B]2[C] -1
E) None of these choices are correct.

### The prevailing westerlies of the Northern Hemisphere are more steady in strength and direction than the trade winds.

The prevailing westerlies of the Northern Hemisphere are more steady in strength and direction than the trade winds.

### For the reaction A(g) + 2B(g) → 2C(g) + 2D(g) The following data were collected at constant temperature. Determine the correct rate law for this reaction. Trial Initial [A] Initial [B] Initial

For the reaction A(g) + 2B(g) → 2C(g) + 2D(g)
The following data were collected at constant temperature. Determine the correct rate law for this reaction.
Trial Initial [A] Initial [B] Initial Rate
(mol/L) (mol/L) (mol/(L·min))
1 0)125 0.200 7.25
2 0)375 0.200 21.75
3 0)250 0.400 14.50
4 0)375 0.400 21.75
A) Rate = k[A] [B]
B) Rate = k[A]2 [B]
C) Rate = k[A] [B]2
D) Rate = k[A]
E) Rate = k[A]3

### In the Southern Hemisphere, the atmospheric low pressure belt centered on 60°S remains nearly continuous around the world at all seasons of the year.

In the Southern Hemisphere, the atmospheric low pressure belt centered on 60°S remains nearly continuous around the world at all seasons of the year.

### For the reaction 3A(g) + 2B(g) → 2C(g) + 2D(g) The following data were collected at constant temperature. Determine the correct rate law for this reaction. Trial Initial [A] Initial [B] Initial

For the reaction 3A(g) + 2B(g) → 2C(g) + 2D(g)
The following data were collected at constant temperature. Determine the correct rate law for this reaction.
Trial Initial [A] Initial [B] Initial Rate
(mol/L) (mol/L) (mol/(L·min))
1 0)200 0.100 6.00 × 10-2
2 0)100 0.100 1.50 × 10-2
3 0)200 0.200 1.20 × 10-1
4 0)300 0.200 2.70 × 10-1
A) Rate = k[A][B]
B) Rate = k[A][B]2
C) Rate = k[A]3[B] 2
D) Rate = k[A]1.5[B]
E) Rate = k[A] 2[B]