A sudent needs to use 0.500 mole of sodium carbonate (Na C O) tor an experimment How many grans of sodium canbonate (molar mas should shhe use? 105 0884amoy A. 415 0 B. 26.0 g C. 53.0 0 106 g

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What is the elements, atomic mass, number of atoms, subtotal and composition? 1. Compound: C8H10N4O2   2. Compound: CuSO4 * 5 H2O

What mass of of sugar is needed to combine with 250 g of water to prepare a sugar-water mixture that is 10.0% sugar (by mass)

A solution containing 50.0g of LiOH is mixed with a solution containing 50.0g of HCl: (LiOH + HCl to LiCl + H2O). Which compound is in excess and what mass of LiCl is produced?

Stoich Gone Wrong (L) - locument/d/1PrqdNDx-hBYyzKo-xfiM9-Jlq7EAaWe3GBt 13U3JD0/edit Fraction Calculator A Land of Permane... bility Last edit was 3 days ago Stoichiometry Gone Wrong - L Name Someone has been working on stoichiometry problems, but they've made some mistakes along the way. Your job circle/highlizht the mistakes and then work out the problem correctly (calculate the correct answer) and put vour ans in the shaded box with units!!! 2 Al + 3 Br, 1. How many moles of aluminum bromide would be produced from reacting 20 moles of aluminum? 2 AIBT 一 20 moles Al 2 moles AIBr. 1 mole Al 2. In order to react 109 grams of bromine gas completely, how many moles of aluminum are required?

_ 1. The conversion factor you would use to convert between mass and volume isA. mole ratioB. molarityC. molar massD. density

* 0 il * CE Previous Page 4 of 9 Mass = 12 S Next → g S CHAPTER 4-STOICHIOMETRY: QUANTITATIVE INFOR S What mass of oxalic acid, H₂C2O4? H₂C2O4, is required to prepare 100. mL of a solution that has a concentration of 0.40 M alı 4 C Document3.docx C RESEA C