When the following chemical equation is correctly balanced, what will be the coefficient for N2H4? ___ N2H4 + ___ N2 O4 = ___ N2 + ___ H2O A) 1 B) 2 C) 3 D) 4 E) 5 19.) An Arrhenius acid A) donates an electron pair. B) is a H+ C) is a H+ D) produces OH- in aqueous solutions. E) produces H+ in aqueous solutions 25.) Using the VSEPR model, the molecular geometry of the central atom in H2S is A) trigonal pyramid B) trigonal planar C) tetrahedral D) linear E) bent Given the balanced equation below and knowing that 0.0470 grams of magnesium metal fully reacted, determine how many grams of hydrogen gas formed as a result of that reaction. Mg (s) + 2 HCl (aq) à MgCl2 (aq) + H2 (g)
7.) When the following chemical equation is correctly balanced, what will be the coefficient for N2H4?
___ N2H4 + ___ N2 O4 = ___ N2 + ___ H2O
A) 1 B) 2 C) 3 D) 4 E) 5
19.) An
A) donates an electron pair.
B) is a H+
C) is a H+
D) produces OH- in aqueous solutions.
E) produces H+ in aqueous solutions
25.) Using the VSEPR model, the molecular geometry of the central atom in H2S is
A) trigonal pyramid
B) trigonal planar
C) tetrahedral
D) linear
E) bent
Given the balanced equation below and knowing that 0.0470 grams of magnesium metal fully reacted, determine how many grams of hydrogen gas formed as a result of that reaction.
Mg (s) + 2 HCl (aq) à MgCl2 (aq) + H2 (g)
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