QUESTION 1 What mass of NaCl is present in 0.50 L of a 0.7 M NaCl solution? O a. 0.35 g b. 20.5 g c. 19.6 g O d. 28.6 g O e. 3.5 g QUESTION 2 Identify the spectator ions in the following reaction. (aq) + 2Na (aq) + CO3 (aq)CaCO3(s)+ 2Na (aq) + NO3 (aq) Ca2 (aq)+ 2NO3 a. Na and NO3 + b.NO 3 Oc Ca2+ and CO 32 and CO 3 Od. Ca 2+ and Na...
Stoichiometry Stoichiometry (Mass to Mass) 2 Al (s)3 FeCl (aq)2 AIC, (ag)+3 Fe (s) 4. a. How many moles of iron are produced when 4.788 grams of aluminum completely reacts with iron (1) chloride? (0.2662 mol Fe) b. How many grams of aluminum chloride are formed when 1.50 moles of iron (1) chloride is consumed completely? (133 g AlCh c. How many grams of iron () chloride reacted to form 15.786 g of aluminum chloride? (22.509 g Feco,) Solutions and...
How many milliliters of 0.112 M Na 2 CO 3 will completely react with 27.2 mL of 0.135 M HNO 3 according to the following reaction? 2HNO 3 (a q ) +Na 2 CO 3 ( aq ) H 2 O (l ) + CO 2 ( g ) + 2NaNO 3 ( aq )
PELIS JL 4 ELL Prol. UTVU 95. A solution of sodium oxalate (Na-C0A) in acidic solution is titrated with a solution of po (KMnO4) according to the following balanced chemical equation: cidic solution is titrated with a solution of potassium permanganate da) + H2SO4(aq) + SNACO aa-2Mosodal + SHOXD) +10CO2(g) + Snaga SO4(aq) + 8H2O(l) +10CO2(g) + 3Na2SO4(aq) + K2SO4(a) 0203 M KMnO4 is required to titrate 0 119 e of Na co dissolved in 20.0 mL of solution a....
A solution is 0.125 M in propanoic acid (CH.CH,CO,H) and 8.33x10M in sodium propanoate (CH,CHCO,Na). What will be the pH after adding 0.0100 mol of NaOH to 1.20 L of this solution? Assume no change in the volume upon adding NaOH. K for propanoic acid = 1.3 x 10. 0.125 A) 6.79 B) 4.64 C) 5.06 D) 9.36 E) 4.78 Which statement is correct for the reaction represented below? 2 NOCI(g) → 2 NO(g) + Cl2(g) AH = 77.38 kJ/mol...
What is the mass of zinc acetate dissolved in 0.200 L of 0.500 M Zn(C2H2O2)2 solution? A) 1.83 g B) 12.45 C) 18.3 g D) 36.78 E) 91.7 g
2. The Ksp of bismuth iodide, Bil [Molar Mass = 589.68|, is 8.1 x 101. If Bil (s) is dissolved in pure water, what is the solubility in grams per liter (g/L)? (Suggestion: Write the dissolving equation and Ksp expression for Bil, before starting this problem.) a. 3.1 x 10 g/Lb. 7.8x 10 g/R c. 1.0x 10 g/L d. 1.3 x 102 g/L e. 1.8 x 10 3. What is the solubility of Bil3 (s) (in g/L) in a solution...
What mass (ing) of a concentrated solution of nitric acid (68.8% HNO, by mass) is needed to prepare 394.5 g of a 13.7% solution of HNO, by mass? X 9 Supporting Materials Periodic Table Constants and Factors Supplemental Data Additional Materials eBook . -/1.5 points OSGenChemWA1 3.4.WA.001. My Notes The formula for the mass percent of a component in a solution is shown mass percent component 1000 solution In this formula, m i s the mass of the component and...
a Calculate the number of moles of the indicated ion present in the following solution: Na+ ion in 1.52 L of 0.259 M Na2SO4 solution. mol b Calculate the number of moles of the indicated ion present in the following solution: ci-ion in 1.04 L of 0.105 M FeCl3 solution. mol c Calculate the number of moles of the indicated ion present in the following solution: NO3-ion in 295 mL of 0.66 M Ba(NO3)2 solution. mol d Calculate the number...
The Na,Co, solution described above was used to analyse a hydrochloric acid solution of unknown concentration. It was found that 24.30 mL of the Na,Co, solution was required to neutralise a 20.00 mL sample of the hydrochloric acid solution. 4. Using your answer to part 3 above, calculate the amount of Na,Co, present in 24.30 mL of the Na,Co, solution. (2 marks) 5. Using your answer to part 2 above, deduce the amount of HCl that was present in the...