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The Standardized solution of NaOH is used to titrate a solution of HCI. Write the balanced equation for this reaction. Calculate the molarity of the HCI solution if it requires 13.50-mL of NaOH to titrate 15.0-mL HCI solution to the endpoint.
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When 3.56 g of an unknown hydrocarbon was dissolved in 125 g of benzene, the freezing pointof the solution was found to be 4.41oC. Analysis of thehydrocarbon showed that it contained 93.71% carbon (by mass) and6.29% hydr ...
Consider the following reaction. CO(g) + Cl 2 (g) > COCl 2 (g) The mechanism is believed to be, (1) Cl 2 2Cl (fast equilibrium) (2) Cl + CO COCl (fast equilibrium) (3) COCl + Cl 2 > COCl 2 + Cl (slow) (4) ...
A solution of hydrochloric acid has a volume of 250. mL and a pH of 1.92. Exactly 250. mL on 0.0105 M NaOH is added. What is the pH of the resulting solution?
Calculate the number of moles of barium chloride in 427g of a 3.17% by mass barium chloride solution?
There are five forces identified by porter their relevance will be necessary for evaluating companies identified in the pharmaceutical and tobacco industry in the Middle East. CAD Pharmaceuticals Middle East pharmaceutic ...
Why is (NH 4 ) 2 CrO 4 a molecular compound if ionic is metal + nonmetal and molecular is nonmetal+nonmetal? The Cr is a metal and the NH4 and O4 are non metal so it is metal+non metal but why cant it be ionic instead o ...
The mass of a sample of CaCO3 is 751 grams How many total atoms are present in this sample?
You will have a 500mL solution of salt water. From this you will take 10.0mL and place it on a balance. You find that the 10.0mL solution has a mass of 12.5 g. What is the density of the 500mL of salt water solution in g ...
Nitro glyerine is an explosive used by the mining industry. It detonates according to the following equation: 4C 3 H 5 N 3 O 9 (l)→ 12CO 2 (g) + 6N 2 (g) +10H 2 O(g) + O 2 (g) What volume is occupied by the gases produce ...
A 3.15- sample of NH4NO3 is introduced intoan evacuated 2.26- L flask and then heated to 245 C. What is the total gas pressure, in atmospheres, in the flask at245 C when the NH4NO3 has completely decomposed?
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