13) Based on Reference Table G, when 100 grams of water saturated with KNO3 at 70°C is cooled to 25°C, the total number of grams of KNO3 that will precipitate is

A) 40
B)95
C)80
D)45

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

1. calculate the approximate enthalpy of the reaction in joules. estimate that 1.0 ml of vinegar has the same thermal mass as 1.0 ml of water. iqnore the thermal mass of th sodium bicarbonate. note: it takes about 4.2 joules () to change 1.0 gram (1.0ml) of water 1.0 c

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.