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How many HCl molecules do you need to balance this equation? Mg + __HCl --- MgCl₂ + H₂
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
Balance this equation _Al +_HCl -- _H₂ +_AlCl₃
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
What is the total number of atoms present in 5Na₃PO₄
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
Balance this equation. _CH₄ + _O₂ -- _CO₂ + _H₂O
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
What are the coefficients that would properly balance this equation? __Ca + __H₂O -- __Ca(OH)₂ + __H₂
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
Balance this equation- __P₄ + __O₂ -- __P₂O₃
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
Is the equation balanced?: 2H₂O + O₂ -- 4MgO + 3Fe
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
What is the right ratio of chemicals for the Balanced Chemical Equation?__CO + __Fe₂O₃-- __Fe + __CO₂
40
1,2,1,1
3,1,2,3
2,6,3,2
2
No
1,2,1,2
1,3,2
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