Science 1.What are the two important forces in moving objects
Friction and fire
gravity and friction
gravity and weight
fire and water

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?