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in writing a chemical equation that produces hydrogen gas, the correct representation of hydrogen gas is
A chemical equation is balanced when the
same number of each kind of atom appears in the reactants and in the products
In the word equation, sodium oxide +water produces sodium hydroxide, the formula for sodium hydroxide is represented by
Which word equation represents the reaction that produces water from hydrogen and oxygen?
hydrogen plus oxygen yields water
a chemical forrmula wirrten over the arrow in a chemical equation signifies
a catalyst for the reaction
The complete balanced equation for the reaction between zing hydroxide and acetic acid is
Zn(OH)2 + 2CH3COOH yields Zn(CH3COO)2 +2H20
The reaction represented by the equation Mg(s) + 2HCl(aq) yields H2(g) + MgCl2(aq) is a
The reaction represented by the equation Pb(NO3)2(aq) + 2KI(aq) yields PbI2(s) +2KNO3(aq) is a
The reaction represented by the equation 2KClO3(s) yields 2KCl(s) +3O2(g) is a
The reaction represented by the equation Cl2(g) + 2KBr(aq) yields 2KCl(aq) + Br2(l) is
In a double-displacement reaction, hydrogen chloride and sodium hydroxide react to produce sodium chloride. Another product is
If chlorine gas is produced by halogen replacement, the other halogen in the reaction must be
The formulas for the products of the reaction between sodium hydroxide and sulfuric acid are
Na2So4 and H2O
What is the balanced equation when aluminum reacts with copper(II) sulfate?
2Al + 3CuSo4 yields Al2(SO)4 + 3 Cu
Predict what happens when calcium metal is added to a solution of magnesium chloride
calcium chloride forms
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