For the concentration, 2NaCl (aq) + H2S(g) = Na2S(aq) + 2HCl (aq), what concentration of Na2S is produced when 4.00 liters of 2.20 M NaCl is reacted in the presences of excess H2S gas?
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For the concentration, 2NaCl (aq) + H2S(g) = Na2S(aq) + 2HCl (aq), what concentration of Na2S...
9 of 28 A Review Constants | Periodic Table 2HCl(aq) + Na2CO3(aq) +2NaCl(aq) + H2O(l) + CO2(g) Part A What volume of 1.25 M HCl in liters is needed to react completely (with nothing left over) with 0.500 L of 0.100 M Na2CO3? Express your answer numerically in liters. ► View Available Hint(s) ΟΙ ΑΣΦ ? L Submit 9 of 28 Review | Constants Periodic Table Part B A 381-mL sample of unknown HCl solution reacts completely with Na2CO3 to...
given: 2 NiCl3(aq) + 3 Na2S(aq) --> Ni2S3(s) + 6 NaCl(aq) If necessary use Mm (g/mol) = 165.04 78.05 213.59 If 70.0 mL of a 0.400 M NiCl3(aq) is mixed 40.0 mL of a 0.800 M Na2S(aq), how many moles of the excess reactant are leftover?
Solution Stoichiometry Hydrochloric acid (HCl) reacts with sodium carbonate (Na2CO3), forming sodium chloride (NaCl), water (H2O), and carbon dioxide (CO2). This equation is balanced as written: 2HCl(aq)+Na2CO3(aq)→2NaCl(aq)+H2O(l)+CO2(g) a) What volume of 2.75 M HCl in liters is needed to react completely (with nothing left over) with 0.750 L of 0.300 M Na2CO3? b) A 565-mL sample of unknown HCl solution reacts completely with Na2CO3 to form 10.1 g CO2. What was the concentration of the HCl solution? How do I...
QUESTION 7 H2S (g) can be generated by the following reaction: 2 HCl(aq) + Fes(s) + FeCl2(aq) + H2S(g) What volume (at STP) of H25 gas can be generated from 10.2 mL of 0.304 M HCI and an excess of Fes? V- _- mL Click Save and Submit to save and submit. Click Save All Answers to save all answers,
Answer the following for the reaction: CaCO3(s)+2HCl(aq)→H2O(l)+CO2(g)+CaCl2(aq) What is the molarity of a HCl solution if the reaction of 215. mL of the HCl solution with excess CaCO3 produces 10.7 LL of CO2 gas at 725 mmHg and 18∘C?
Write a balanced equation: // CaCO3 (s) + 2HCl(aq) ---> CO2(s) + CaCl2(aq) + H2O(l) // okay with this A. A flask holds a total of 402.5 g of water at 20.40C. What is the volume of the flask? (density is .9982 g/ml) ///Got .4032 L(is this correct?)/// B. Assuming that the pressure is 758.4 torr and the temperature is 24.60C, calculate the mass of dry air in the flask. (density is 1.185 g) ///Got .4778g - Is this Correct?...
WOL 2. What volume of 0.250 M HCl is required to completely react with 0.350 g of Na2CO3? Na2CO3(s) + 2HCl(aq) + 2NaCl(aq) + H2O(l) + CO2(g) 3. Calcium carbonate decomposes at high temperatures to give calcium oxide carbon dioxide. What volume of CO2 will be collected at 950 torr and 500°C when 75.0 g of CaCO3 react? CaCO3(s) → Cao(s) + CO2(g) 4. How many mL of 0.250 M KMnO4 are needed to react with 3.36 g of FeSO4...
(25) An OPEN system contains hydrogen sulfide gas (H2S (g)...think rotten egg smell) at a concentration of PH2S 5x104 atm. The following two (2) equilibrium expressions apply (note: the term aq" refers to the liquid species of H2S) KH 0.08 M/atm (2) H2S (aq) H +HS H2S (aq) (1) H2S () K4 1070 a. Calculate the equilibrium H2S (aq) Concentration (in M) for this OPEN system and show the line on the Log C vs pH diagram. h Using the...
please help Zinc reacts with hydrochloric acid according to the reaction equation Zn(s) +2HCl(aq) ? ZnCl2(aq)-H2(g How many milliliters of 4.50 M HCl(aq) are required to react with 5.25 g of an ore containing 50.0% Zn(s) by mass? Number mL
Calcium carbonate (CaCO3) reacts with stomach acid (HCl, hydrochloric acid) according to the following equation: CaCO3(s)+2HCl(aq)⟶CO2(g)+H2O(l)+CaCl2(aq) Tums, an antacid, contains CaCO3. If Tums is added to 10.0 mL of a solution that is 0.400 M in HCl, how many grams of CO2 gas are produced?