how many grams of NaC1 would you dissolve in water to make a 50 mM NaC1 solution with 500mL final volume?

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

Areaction in which products can react to re-form reactants is

Chemical engineering who specializes in negotiating for large purchases and instructing customers in use of the products are