une Emmanuel Lab Partner(s): Martin k / Martin 0 Data Sheet volume of unknown sample (mL) mass of filter paper (g) mass of filter paper + solid Ba3(PO4)2(g) Calculation: mass of solid Ba3(PO4)2 (g) 1.885 - 0.5-1.315 Calculation: molar mass of Ba3(PO4)2 (g/mol) 737.33 (3)+30.97(2)+8(16) moles of Ba3(PO4)2 Calculation: 1323C Calculation: moles of BaCl2 Stoichiometry Lab 400mL 0.57 g 0.1.885 1.329 Emmanuel Parmer(s): Martin / Martin O Data Sheet volume of unknown sample (mL) mass of filter paper (g) mass of filter paper + solid Ba3(PO4)2(g) Calculation: mass of solid Ba3(PO4)2 (g) 1.885 - 0.5±1.315 4010AL 0.57 0+.885- 1.320 Calculation: molar mass of Bas(PO4)2 (g/mol) 737.33 (3)+30.97(2)+8(16) 601.93g/m moles of Ba3(PO4)2 Calculation: 131 1329 = 0.002185 moles 601.93 Calculation: moles of BaCl2 3×0002185= 0.00655 Stoichiometry Lab 601099 0.002185moles 0.00065moles

(2 https://app.101edu.co STARTING AMOUNT Type here to search X W X What quantity of moles of glucose (C6H12O6) in 0.500 ADD FACTOR 0.500 $ 11 0.400 1.20 x 10²³ LF 11 mol glucose do in 0.020 36.03 T Question 25 of 32 6.022 x 10²3 1 solution? g glucose 99+ mL I 0 225 DELL ANSWER Z 0 L 1.25 180.18 7.53 x 10²³ 0.200 b (~)L L of a 0.400 M Σ RESET M glucose つ 2.08 x 10-24 A Z 57°F Cloudy ^ 11:1 9/23,

Full Screen O Accessibility Gypsum (CaSO4 2H20) is added to soil to enhance plant growth. It dissolves according to the following equation: CaSO4 - 2H20(s)= Ca2+ (aq) + SO (aq) + 2H20(1) The Ksp of gypsum is 3.14 x 10-5. How much gypsum, in grams, should you add to your 5.0L watering can to produce a saturated solution? 4.3 8.6 18.5 2.1 • Previous MacBook Air

Hi Can you please help me with question 2.4 and 2.5 . Thanks

S.Pasishnyk FSw 40 SI PARTICIPATION The aqueous solubility of lithium phosphate (Li,PO,) is 0.034 g per 100 mL at 18 °C. d What is the Kn of lithium phosphate at 18 °C? The molar mass of Li PO, is 115.794 g-mol-1 Answer: Ken = 2.0 x 10-9 FO How many milligrams of BaSO, (molar mass is 233.391 g/mol1) are dissolved in a 225 mL sample of saturated aqueous barium sulphate? Kp °C. = 1.1 x 10-10 at 25 Answer: mass = 0.55 mg 48 S.Pasishnyk FSw

Remaining Time! 02:29:4. Consider the balanced chemical equations shown below. When a 6.00 g sample of a mixture of iron (Fe) and aluminum (Al) is treated with excess HCl(aq), 0.177 moles of H2 are obtained. What is the mass percentage of Fe in the original mixture? Choose the closest answer. Fe(s) + 2 HCI(aq) FeCl2(aq) - + H2(g) 2 Al(s) +6 HC((aq) 2 AICI3(aq) + 3 H2(g) 96 % 69 % 47 % 33 % 17 % Rack Question Menu - O O

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If a 10.23 mg sample of an unknown organic molecule that contains C, H, and O is burned with excess oxygen gas to product 12.49 mg of CO2 and 6.82 mg of H2O by the generalized reaction below: C,H,O. + excess O2 --> XCO2+ YH2O Determine the mass % of C, H, and O to the nearest 0.1%. Only input numeric values to the nearest 0.1 %. %mass C: %mass H: %mass O: Answer 1:

3c₂2- up for additional resources 1 + 2 (s) Balance the following chemical equation (if necessary): CsHe(l) +Oz(g) +H,O(g) +COz(g) 3 H₂O ( Reset 4 Question 1 of 32 (1) CO₂ 5 ) 0₂ 2 6 < 7 C6H6 8 9 • x H₂O (aq) X 0

of Tampa - Prod - Sign B Course Content - Biological Scier x B Plant structure and growth 1- Bi X 101 Chem101 + i app.101edu.co Question 10 of 10 If 62.3 g of aspirin (C»H&O4) are produced from 79.8 g of C-H.Os, what is the percent yield from the reaction below? C-H.Os (s) + C«H&O3 (s) - CoHsO4 (s) + HC2H3O2 (aq). 2 Type here to search