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  • chemistry help?

    If 5.25 liters of ammonia react with an excess of oxygen at 500.°C and 2.00 atm pressure, what volume of steam will be produced at the same temperature and pressure?

    4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g)

    Homework Help2 months ago
  • chemistry?

    A 30.0 g sample of CaCO3 is placed in a 10 L container and heated to 500 K. What is the pressure in the container, assuming all the CaCO3 reacts.

    CaCO3 (s) → CaO (s) + CO2 (g)

    1 AnswerHomework Help2 months ago
  • Chemistry help?

    A sample of iron was dissolved in hydrochloric acid. The liberated hydrogen was collected by displacement of water. The hydrogen occupied 562 mL at 26°C. The barometric pressure was 708 torr. What mass of iron was dissolved? The vapor pressure of water is 25 torr at 26°C.

    Fe(s) + 2HCl(aq) → FeCl2(aq) + H2(g)

    Homework Help2 months ago
  • Chemistry help please?

    What mass of water is contained in 200. grams of 35.0% KCl solution?

    1 AnswerHomework Help2 months ago
  • Chemistry help?

    What mass of water is contained in 200. grams of 35.0% KCl solution?

    1 AnswerHomework Help2 months ago
  • Chemistry help??

    What mass of water is contained in 200. grams of 35.0% KCl solution?

    1 AnswerHomework Help2 months ago