Ngures. Convert the given quantities. Give your answer with the appropriate number of
significant figures.
3. Convert 6 g/cm3 to kg/m3.
4. Convert 50 °F to °C.
5. Convert 4.3 into meters.

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy

In the reaction h2co3 (aq) + 3nh3 (aq) = 2 nh4+ (aq) + co3 2-, how many electrons are transferred?

How many grams are in one mole of lead?