890 g of reactant a completely reacts with 120 g of reactant b to form two products. if product a has a mass of 92 g, calculate the mass of product b based on the law of conservation of mass

Which of the following pressures is equal to 760 mm hg? 2.0 atm 101.3 pa 101,300 kpa 101,300 pa

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

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has: