Barbara is converting 78 f to degrees celsius. first, she subtracts 32 from 78.what is the next step?

Which produce would best increase the amount of heat energy that is actually gained by calorimeter b

How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery