0.90g of an organic acid on combustion give 0.88g of CO2 and 0.18g of H2O if the vapor density of acid use was 45 calculate the molecular mass

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

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?