Answers: 2
Chemistry, 22.06.2019 18:30, robjaykay
The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of
Answers: 2
Chemistry, 23.06.2019 08:50, carlinryan
Why are enzymes important to cells? they bring about chemical reactions. they provide structural support. they form the two layers of membranes. they store large quantities of energy.
Answers: 2
Chemistry, 23.06.2019 17:00, keshastar82810
Select all that apply. when the products of a reaction have less energy than the reactants: the reaction is exothermic. the reaction is endothermic. the reactants lost internal energy. the change in enthalpy is positive.
Answers: 3
Chemistry, 23.06.2019 19:00, MikeWrice3615
How long does it take light from the nearest star other than the sun to reach earth? a) less than 1 second b) about 1 hour c) about 1 month d) about 4 years
Answers: 1
can someone explain me the chemical equilibrium and the factors//changes effecting it? (mainly the c...