I would like help understanding these questions.
thank you so much for your time!
I would like help understanding these questions. thank you so much for your time! Stoichiometry 1....
**Please explain and do questions so that I understand.. Thank you! Consider the following: 0.358 moles of C6H3(COOH)3. a. The total number of carbons atoms b. The total number of atoms
I would like help understanding these questions. Thank you for your time! 4. Consider the following unbalanced equation: AgNO3(aq) + Cu(s) → Cu(NO3)2 (aq) + _ _Ag (s) (a) Balance the equation. (b) Calculate the amount of metallic silver (in grams) that can be produced from a solution containing 5.00 g of metallic copper and 20.0 g of silver(I) nitrate. (c) Calculate the amount of the reagent (in grams) of the excess reagent. (d) Calculate the percent yield if the...
I would like help understanding these questions. Thank you for your time! 3. Calculate the mass of sodium chloride needed to generate 0.750 L of a 2.50 M solution of sodium chloride. 4. A 1.00 L stock solution of 6.00 M sulfuric acid is diluted to a new volume of 3.00 L. Calculate the molarity of the new solution. 5. Calculate the molarity of a new solution when a 750. mL stock solution of 12.0 M hydrochloric acid has 250....
I would like help understanding these questions. Thank you for your time! Concentrations of Solutions 1. (a) Calculate the molarity of a solution containing 200. g of MgCl2 dissolved in 1.50 L of water. (b) Calculate the molarity of a solution containing 10.0 g of NaOH dissolved in 500. mL of water 2. (a) Calculate the molarity of a solution containing 50.0 g of Fe(NO3); diluted in 1.00 L of water. (b) Calculate the molarity of each individual ion in...
I would like help understanding these questions. Thank you for your time! Acids/Bases 1. Calculate the volume (in mL) of a 1.75 M KOH solution required to completely titrate (neutralize) 16.0 mL of a 3.00 M phosphoric acid solution. 2. Calculate the concentration of a sodium hydroxide solution that required 43.40 mL to completely titrate 26.50 mL of a 0.350 M oxalic acid (H2C2O4) solution. 3. Calculate the pH of the following: (a) a solution containing a hydronium concentration of...
there is four questions i would like help on. thank you! Homework: Chapter 1 HW Score: 0 of 1 pt 3 of 13 (2 complete) E1-20 (book/static) Compute the missing amount in the accounting equation for each entity from the financial Information presented: Assets Liabilities 36,000 $ $ Hair Styles Style Cuts Your Basket Equity 36,000 48,000 90,000 101,000 68,000 Enter any number in the edit fields and then click Check Answer All parts showing Clear All P Pearson 4...
i appreciate all your help! thank you so much 1 2 At least one of the answers above is NOT correct. (1 point) How much money do winners go home with from the television quiz show Jeopardy? To determine an answer, a random sample of winners was drawn and the amount of money each won was recorded and listed below. Estimate with 94% confidence the mean winning's for all the show's players. 27451 32924 40287 31460 38597 33788 24733 32231...
i uploaded everything that was given. Where would I find the experiemental values? Complete the calculation summary below. READ THE EXPERIMENTAL DISCUSSION FIRST! REPORT ALL ANSWERS TO THE CORRECT SIGNIFICANT FIGURES. SHOW CALCULATION SET-UP on the next page. PART B: Molarity Determination via Solution Stoichiometry 7.625 g Mass of Empty 50 mL Beaker 7.976 g Mass of Beaker and NaCl (final heating) Mass of NaCl Produced (Experimental Yield of NaCl) moles Moles of Na,CO, Consumed 0.00500 Liter Volume of Na,CO,...
Below is a lab hand out for the questions. All my data for the questions are filled out below in BOLD LETTERING. All the questions I need answered are at the bottom with boxes where to put the answers. Background Alka-Seltzer� is an over-the-counter antacid and pain relief drug. The tablet contains aspirin (acetylsalicylic acid), citric acid, and sodium bicarbonate (NaHCO3). Sodium bicarbonate (NaHCO3) is responsible for the effervescent action of Alka-Seltzer. In this lab we will investigate the reaction...
EXPERIMENT 9 CHEMICAL REACTIONS: STOICHIOMETRY LABORATORY REPORT Your Name TA's Name You must read pages 69 and 70 to complete the following calculations. Lab Section 1411. Date Trial #1 Trial #2 Trial #3 vol . 0.100 M K2CO, solution -1200 mL 12.00 mL mmole K2CrO vol. 0.100 M Pb(NO,), solution 10.00ml mmole Pb(NO) 12.00m 14.00 mL 20 g mass product+paper 0.579 g0.654 g mass dry filter paper 0266 mass PbCrO, collected precip. 9 mmole Pbcro, CALCULATIONS AND QUESTIONS (USE THE...