When K2Cr2O7 is cooled from 80oC to 20oC, how much solute will precipitate out of the solution?

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

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

Which piece of equipment would me most useful for measuring the volume of some water? a. pan balance b. graduated cylinder c. tweezers d. flask quick