A) What volume (in mL!!!) of 2.44 M HCl is required to react with 3.78 g of zinc (65.41 g/mol) according to the following reaction? Zn(s) + 2 HCl (aq) → ZnCl2(aq) + H2(g)
B) What is the concentration of iron ions (in M) in a 6.74 M solution of Fe3(PO4)2?
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A) What volume (in mL!!!) of 2.44 M HCl is required to react with 3.78 g...
Zinc will react with hydrochloric acid to give hydrogen in accord with the equation given below. How many mL of a 3M solution HCL are required to react with 10.0 g of zinc? ( Molar mass of Zn=(65.41 g/mol ) Zn(s) + 2 HCL(aq) ====>ZnCl2(aq) + H2 (g)
QUESTION 1 43.2 mL of aqueous 0.255 M Pb(NO3)2 is mixed with 36.1 mL of 0.415 M NaCl. The equation for the precipitate reaction is: Pb(NO3)2 (aq) + 2 NaCl (aq) --> PbCl2 (s) + 2 NaNO3 (aq) How many moles of PbCl2 are formed? (with correct sig figs) QUESTION 2 What volume (in mL!!!) of 1.28 M HCl is required to react with 3.33 g of zinc (65.41 g/mol) according to the following reaction? Zn(s) + 2 HCl (aq)...
3-What volume (in mL) of 0.125 M AgNO3 is required to react completely with 35.31 mL of 0.225 M Na3 PO4? The balanced reaction is given below: 3 AgNO3(aq) + Nas PO4(aq) —>Ag3SO4(6)+ 3 NaNO3(aq) 4-What volume (in mL) of 0.550 M HCl is required to react completely with 4.72 g of sodium hydrogen carbonate? NaHCO3(s)+ HCl aq) —>NaCl(aq) + CO2(g)+ H2O) 5-Determine the volume of O2 (at STP) formed when 30.0 g of KCIO3 decomposes according to the following...
QUESTION 3 What volume of 2 M HCl is required to prepare 150 mL of 0.2 M HCl? a. 0.015mL b. 30 ml c. 15 ml O d. 1.09 x 103 ml 04.1.5 103 mL QUESTION 4 What is the oxidation half-reaction for the reaction of zinc with hydrochloric acid? Zn(s) + 2H+ (aq) + 2C1"(aq) -- Zn2+ (aq) + 2Cl(aq) + H2(g) a. 2H +(aq) + 2e (aq) → H2(g) + 2C1_(aq) b.2H +(aq) + 2e - → H2(g)...
Zinc reacts with hydrochloric acid according to the reaction equation shown. Zn(s) + 2 HCl(aq) — ZnCl2 (aq) + H2(g) How many milliliters of 5.00 M HCl(aq) are required to react with 4.95 g of an ore containing 23.0% Zn(s) by mass? volume:
A 0.450 g sample of impure CaCO, (s) is dissolved in 50.0 mL of 0.150 M HCl(aq). The equation for the reaction is CaCO,(s) + 2 HCl(aq) — CaCl, (aq) + H, 0(1) + CO2(g) The excess HCl(aq) is titrated by 4.85 mL of 0.125 M NaOH(aq) Calculate the mass percentage of Caco, (s) in the sample. mass percentage: The zinc content of a 1.03 g ore sample was determined by dissolving the ore in HCl, which reacts with the...
Zinc reacts with hydrochloric acid according to the reaction equation shown. Zn(s)+2HCl(aq)⟶ZnCl2(aq)+H2(g) How many milliliters of 5.00 M HCl(aq) are required to react with 2.65 g of an ore containing 26.0 % Zn(s) by mass? volume: mL
Zinc reacts with hydrochloric acid according to the reaction equation Zn(s)+2HCl(aq)⟶ZnCl2(aq)+H2(g)Zn(s)+2HCl(aq)⟶ZnCl2(aq)+H2(g) How many milliliters of 2.00 M HCl(aq)2.00 M HCl(aq) are required to react with 8.55 g Zn(s)?
Consider the neutralization reaction 2 HNO, (aq) + Ba(OH),(aq) — 2H,O(1) + Ba(NO),(aq) A 0.110 L sample of an unknown HNO, solution required 42.9 mL of 0.200 M Ba(OH), for complete neutralization. What is the concentration of the HNO, solution? concentration: 0.039 Zinc reacts with hydrochloric acid according to the reaction equation shown. Zn(s) + 2 HCl(aq) — ZnCl2(aq) + H,(9) How many milliliters of 5.50 M HCl(aq) are required to react with 2.95 g of an ore containing 43.0%...
if 250 ml of 1.50 M HCl reacts with excess zinc how many moles of zinc chloride are formed Zn(s) + 2HCl(aq) ----> ZnCl2(aq) + H2(g)