O 234 Th е + -1 234 Ра 91 90 O 234 Ра 230 4 Ас + Ac 91 89 O 175 Pt 4 Не + 2 171 Os 76 78 O 14 14 В + 6 -1 2)

Q: 4. Balance the following equations by the redox method, include all the steps of the procedure.…

A: Step 1. Write down the -29c1-4ab9-867c-62d2d5ac22a3-0-0 style='text-decoration: underline; position:…

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A: Given :-  Height of Peak A = h = 172 mm  Width of Peak A at half height = w1/2 = 14.7 mm  Height of…

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Q: 2. Do your observations support the principle that mass is conserved in a chemical reaction, that…

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A: Solution:

Q: Experiment 11: Decomposing Baking Soda 7. A student collects the following data when decomposing an…

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Q: Beryllium #3 #3 #3 Add Here! Aluminum #3 #3 #3 #3 Add Here! Phosphorous #3 #3 #3 #3 Add Here! Oxygen…

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A: Mass spectroscopy is a technique which determines the mass to charge ration of various ions present…

Q: A titration is performed to determine the amount of sulfuric acid, H2SO4, in a 6.66 mL sample taken…

A: Given data,Volume of H2SO4=6.66mLVolume of water=50mLMolarity of NaOH=0.4643MVolume of NaOH=31.52mL

Q: Using the balanced equation from Question #8, how many grams of lead will be produced if 2.54 grams…

A: Given, 2PbS + 3O2 ---------->  2Pb + 2SO3 mass of PbS react = 2.54 g mass of O2 react = 1.88 g…

Q: Katie heats her hydrate to remove the water and obtain the anhydrous cobalt (II) compound CoCl2. Her…

A: Molar mass of H2O is 18.02 g/mol. Molar mass of CoCl2 is 129.84 g/mol. Mass of water removed can be…

Q: Based on this information, what was the mass of the sample before and after heating? (Grams)

A: Mass of sample before heating = 31.909 - 30.453 = 1.456 gm

Q: Identify the correct product(s) for the reaction below. 1. BH3•THF 2. НО, NaOH а. OH Ob. OH Oc. с.…

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Q: A) a 10.00g unknown sample with a formula of CxHY was analyzed by combustion analysis. The sample…

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Q: 41. Add the correct coefficients to properly balance this equation. C10 H16 + Cl, → C+ HC1

A: Equation is balanced when the number of elements are equal in both sides of the equation.

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Q: Mass of Crucible 42.424 g Mass of Crucible + Lid 47.6894 g Mass of Crucible + Lid + Ba 49.7842…

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A: we have to calculate mass of H2O and mass of CO2.

Q: Ascorbic acid (C,HgO6) is also known as Vitamin C. How many molecules of CsH;O6 does a Vitamin C…

A: GivenAscorbic acid  C6H8O6Mass of ascorbic acid = 1000.0 mg1 mg = 10-3 g=0.001 gMass of ascorbic…

Q: Image uploaded solution is not allowed please dear expert

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A: