Magnesium is a medication used as a mineral supplement used to prevent and treat low levels of minerals in the blood. When magnesium (Mg) reacts with oxygen (O2 ) it forms magnesium oxide (MgO). __2_Mg + ___ O2 __2_ MgO

If 25g of Mg reacts with O2, and 100 g of MgO is formed, how much O2 was needed?

Ase your answer to this question on the information below.hydrocarbons and fissionable nuclei are among the sources used for the production of energy in the united states. a chemical reaction produces much less energy than a nuclear reaction per mole of reactant.the balanced chemical equation below represents the reaction of one molecule of a hydrocarbon with two molecules of oxygen.chemical equation: ch4 + 2o2 → co2 + 2h2o + 1.48 × 10−18 jthe nuclear equation below represents one of the many possible reactions for one fissionable nucleus. in this equation, x represents a missing product.nuclear equation: write an isotopic notation for the missing product represented by x in the nuclear equation.

In 2002, the rare earth elements mine in mountain pass, california was closed because

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these