Mg + 2HCl --> MgCl2 + H2 Which is the limiting reactant if you are given 3.00 grams of magnesium and 4.00 grams of HCl?
How many grams of hydrogen gas will be produced from the reaction of 3.00 g of magnesium with 4.00 grams of hydrochloric acid?

What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container

Why doesn't heat added to water make the tempature rise above 100c

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit