A3.50 g sample of rice is burned in a bomb calorimeter containing 1680 g of water. the temperature of the water increases from 22.75°c to 27.84°c. how much heat, in joules, did the rice sample release when it burned? (c water = 4.184 j/g°c)1.88 x 10 5 j2.39 x 10 5 j5.08 x 10 4 j3.58 x 10 4 j4.22 x 10 2 j

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /

What are the similarities between compounds and mixtures?