Use the reactivity series to determine whether or not each reaction will occur. Write a balanced chemical equation if a reaction occurs. Write “NR" if no reaction occurs. a. Ni (s) + CUSO4 (aq) b. Sn (9) + FeCl2 (aq) c. Ca (s) + H,SO4 (aq) С. Сa + H2SO4

Which of the following represents the balanced chemical equation for the formation of the ZnxCly product?   ZnCl2

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10) Which equation best represents the net ionic equation for the reaction that occurs when aqueous solutions of cesium phosphate and magnesium nitrate are mixed? A. 2 Cs (aq) + Mg(NO3)2(aq) → 2 CSNO3(aq) + Mg²+ (aq) B. 3 Mg2+ (aq) + 2 PO4³ (aq) - → 2+ C. 2 Cs3PO4(aq) + 3 Mg2 (aq) → Mg3(PO4)2(aq) Mg3(PO4)2(s) + (Сs*)6(aq) D. 2 Cs3PO4(aq) + 3 Mg(NO3)2(aq) → Mg3(PO4)2(s) + 6CsNO3(aq) E. 3 Mg2+ (aq) + 2 PO4³ (aq) → Mg3(PO4)2(S)

The following reactions are DISPROPORTIONATION reactions. Please justify your answer by showing oxidation numbers for each elements and identify the reduced and oxidized elements. DISPROPORTIONATION REACTION: A reaction in which some atoms of an element are oxidized and other atoms of the same element are reduced. a. Pb(s ) + PbO2(s) + H2SO4(aq) - > 2PbSO4(s) + 2H2 O(1) b. 3NO2(g) + H2O(l) - ->2HNO3 (aq) + NO(g)

In one part of our experiment, we take 30.0 ml of 1 M HCI(aq) and react it with a magnesium metal strip. How many grams of magnesium metal will react stoichiometrically with the HCI(ag)? The redox reaction is Mg(s) + 2HCI(aq) - MgCl2(aq) + H2(g) О а. 0.365 g O b.0.105 g O. 1.27 g O d. 0.0150 g

A chemical reaction has the equation AgNO3 (s) + NaCI (s) -› AgCI (s) + NaNO3(s). What type of reaction occurs between AgNO3 and NaCl? A. Decomposition B. Synthesis © C. Double displacement D. Single displacement

Consider the reaction: Pb(N03)2 (aq) + 2 NaCI (aq) → PbCl2 (s) + 2 NaN03 (aq). What type of reaction is this? O a. Redox reaction O b. Decomposition reaction O c. Double replacement precipitation reaction O d. Combination reaction O e. Double replacement neutralization reaction Ki Tinq borobTO nG roijulo

31. An acid-base reaction produces a salt and water. Complete and balance this reaction: H,SO,(aq) + Ba(OH),(aq)→ 32. Silver can be precipitated from a solution by adding Cl- ions to form AgCl. How many grams KCl must be added to a solution containing 1.77g dissolved Ag to completely precipitate it? Ag* + Cl → AgCl(s)

2.80 grams of aluminum foil is mixed with 104.0 mL of 2.00 M CuSO4 solution. The reaction is 2Al(s) + 3CuSO4(aq) >> 3Cu(s) + Al2(SO4)3(aq) a. Determine the limiting reactant b. What mass of Al(s) and CuSO4 are consumed? c. What mass of Cu(s) is formed? If experimental yield of Cu(s) is 9.20 g, determine the percentage yield of Cu(s).