#44. What mass of NH4Cl can be produced from 7.87g of NH3?.
1NH3 + HCl ---> 1�NH4Cl
Balanced Chemical Equation
7.87g�����������    �     ��              ?g�� (3) = answer
Information from Problem
divide 17g/mole��|������       /\ multiply 53g/mole
                             
V             |
arrows and gfw
(1)___moles��������������������������� ____moles (2)
moles
mole   ratio
�moles?/moles known��
Step 1� (7.87 ammonia x17 g/mole ammonia)= 0.463mole ammonia
step 2
x(1mole ammonium choride/1 mole ammonia) = 0.463mole ammonium chloride
step 3 x (53g/mole ammonium chloride) = 24.5g ammonium chloride
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