Show all work for the following problems answers only. partial credit will be given for work...
(16 points) If 1.000 g of chromium metal produces 1.461 g of chromium oxide, what is the empirical formula of the product?
Problem solving. You must show all your work to receive full/partial credit for problems below. If your shown work is not legible and logical, you will earn a grade of zero for that particular question. If you do NOT show your work and only show the correct answer, you will NOT receive full credit. 16. (10 points total) Answer the following questions about the reaction of iron (III) oxide with carbon monoxide. (6 points) Write the balanced reaction between iron...
Part 2: Problem Solving Show all computations where necessary. Partial credit will only be given if work is shown. Solve the following problem using the formula. Assume that the dividend on Facebook's $ 2.80 preferred stock issue is paid annually at the end of the year. If the price is $ 73 determine its return.
heet Pplete the following stoichiometry problems. Show ALL of your work to receive full credit. IOns and mole-to-mole relationships 4Cr(s)+302(g)2Cr Os(s) How many moles of oxygen (02) would react with 0.35 moles of chromium (Cr)? a. b. Starting with 10.4g of O2, how many moles of Cr Os can be produced: How many grams of Cr metal would be needed to produce 38.2g of chromium (III) oxide? c. Sulfuric acid (H2SO4) is a component of acid rain which forms when...
In order to receive maximum partial credit, please show all work and circle your answers. You must show some work on a problem to receive any credit for that problem. Please express all answers to 3 sig figs. An approved formula sheet is allowed. Problems are worth 17 pt each. Please pay special attention to the units given in each problem. All constants and conversion factors are available on the last page of the test. In Problems 1 & 2,...
ine the following. Please show your work for partial credit and note that, for problems requiring tions, each correct, but unsupported answer is only worth 1 point. You are preparing 960.0 grams of an aqueous solution that contains that contains 32.00% by weight of Na2CO3. What mass of solute would you use and what mass of solvent would you use? 14 points
For 8s 5 & 6, Solve the following problems, show all work. Exact answers only, 5 points each 5) 32-10 6) 3-4
Name CHEM1010-Spring2020 Make sure to show ALL your work for full credit and circle (or color) your final answers. Show all your answers with correct units and significant figures. 1. Complete the following reaction and identify the acid and base. (10 points) H2SO4 (ag) + Ca(OH)2(aq) → 2. Silver nitrate reacts with barium chloride according to the reaction below. Complete the reaction and indicate which product is the precipitate. (10 points) AgNO3(aq) + BaCl2(aq) → 3. How many moles of...
Show work for partial credit. Assume 3 significant figures for all numerical values. Write all answers on the sheets provided; work written on the test sheet will not be graded. g= 9.80 m/s 1 atm = 101 kPa 1L = 10 m G-6.67 x 10''Nm²/kg? 1. (12 points) Compute the heat absorbed by and the work done on 0.400 moles of a diatomic gas (Cy = 2.5R, Cp = 3.5R ) for each of the following processes (give your final...
3 Please show all your work, in order to receive partial credit as needed. Solve the simpler problems first, and then proceed to the more difficult questions. Check your work if time permits. Use only positive exponents in your final answers. 1. A rancher has 300 feet of fencing to enclose two adjacent rectangular pieces of land. --1 W a. Write an equation that relates length and width to the total given distance. [2 points) b. Use your equation in...