Which is a chemical property of soda ash?
it's a highly basic substance.
it's a white crystalline powder.
it can dissolve in water.
it can be separated from water by distillation.

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

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