Which of the following is an inorganic compound? a. ammonia (NH3)

b. glucose (C6H12O6)

c. butane (C4H10)

d. vinegar (C2H4O2

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

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

Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?