2. How many grams of Methane would react with 25.0 grams of Oxygen? *
CH4 +2 02 → CO2 + 2H2O

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.