3 Zn + 2 H3PO4 → 3 H2 + Zn3(PO4)2 How many grams of Zn are needed in order to produce 0.15 g of H2?

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

Determine the rate law, including the values of the orders and rate law constant, for the following reaction using the experimental data provided. a + b yields products trial [a] [b] rate 1 0.30 m 0.25 m 1.2 × 10-2 m/min 2 0.30 m 0.50 m 4.8 × 10-2 m/min 3 0.60 m 0.50 m 9.6 × 10-2 m/min

What does the law of increasing costs say? a. as you make more and more of one good or service, you will also make more and more of another. b.as you make less and less of one good or service, you will also make less and less another. c.as you make more and more of one good or service, you will make less and less of another. d.there is no change in production levels when you shift from one good or service to another