How are electrical currents and magnetic fields related

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

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp