An unknown substance is placed in a graduated cylinder of water. The substance immediately sinks to the bottom. What could the density of the substance be?

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

What will most likely happen when two bromine atoms bond together?

Displacement is the slope of a velocity vs. time graph a. true b. false