What does the r stand for in the ideal gas law (pv=nrt)?

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 is the correct lewis structure for chloroform chcl3

When a device is used in a circuit in which the voltage is 81 v the current flowing through the device is 3 a what is the resistance of the device