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- A solution labeled “0.25 M AICl3” would contain _________ le(s) of Al3+ and mole(s) of Cl- in each liter of e solution.Previous Page 8 of 9 Next 2 C W S 12 How many mL of 0.609 M HNO3 are needed to dissolve 7.07 g of CaCO3? CHAPTER 4-STOICHIOMETRY: QUANTITATIVE INFORMATION ABOUT CHEMICAL 3 S tv N E D S L 54 all ZAO S R LL W Document3.docx % 5 C Use the References to access important values if needed for this question. T C G 2HNO3(aq) + CaCO3(s) Ca(NO3)2(aq) + H₂O(l) + CO₂(g) W C ● FOCUPSIA PYOerenc IL.OMNI Wenarchive V6 References Y am MacBook Pro H C Online t... 7 U mL Oct 10. 2022 at 6:04 AM O AUD 25 7117Z ALIU.54 AMM 9y Song - CHEM-1405 63... pter 9 Assignment 3 Dok nt nt nces Solubility Song - YouTube % KF ezto.mheducation.com G carbonates examples - Google Search Saved M Question Determine the mass percent composition of a solution made by dissolving 21.1 g of KF in 415 g of H₂O.
- OMacmillan Learning Express the concentration of a 0.0160 M aqueous solution of fluoride, F, in mass percentage and in parts per million (ppm). Assume the density of the solution is 1.00 g/mL.. mass percentage: ppm: 30.4 Incorrect 0.0304 28 ppm8. How would you make 100.0 ml of 1.0 M NAOH? 9. How would you make 500.0 ml of 0.10 M NAOH? Dilutions M;V = M,V2 1) If I have 340 mL of a 0.5 M NaBr solution, what will the concentration b more water to it? 0.19 M %Phenobarbital elixir contains 4g of phenobarbital drug in a 1000ml solution. The percentage of phenobarbital is, Select one: O a. 40% ОЪ. 4% O c. 0.4% O d. 0.04% NEXT PA
- 1) Listen What is the concentration of a 100 mL methanol solution containing 0.025L of methanol (d = 0.792 g/mL)? O a) 6.18 M O b) 4.94 M O) 4.94 x 10 3 M. Previous Page Next Page Page 12 of 19 PMhelpp asap!! An aqueous solution of hydrofluoric acid is 16.7% HF, by mass, and has a density of 1.101 g/mL. What is the molarity of HF (20.0 g/mol) in this solution? Write the numerical answer.5. An ethanol-water solution is prepared by dissolving 10.0mL of ethanol, C2H5OH (density= 0.789 g/mL), in a sufficient volume of water to produce 100.0mL of a solution with a final density of 0.982g/mL. What is the concentration of this solution, expressed as: A. % (v,v) B. % (m,m) C. % (m,v) D. Mole Fraction E. Molarity F. Molality rol (CoHr(OH)?
- A solution is prepared from 27.5 g NaCl and 112g yielding a total volume of 120. ml. What is the concentration, in mass percent (m/m) of the solution? Select one: OA. 19.7% (m/m) 3.00% (m/m) OC 40.0% (m/m) D. 0.250 % (m/m) OE 33.3% (m/m)The density of the H3PO4 stock solution (85% by weight) is 1.70 g/mL. How to prepare 2.5 L and 0.5 M of diluted H3PO4 solution from this stock solution? (M H3PO4:98 g/mol) Which option is the correct answer to the question? a.) 84 mL b.) 8.40 mL c.) 0.084 mL d.) 0.84 mL e.) 840 mLQ: Solution of 396g of Zn(OH)2 has normality [ 4.8 eqv.\L] added to 1330ml water. What is the Vol.%? * Vol.% = 12.6% Vol.% = 14.7% Vol.% = 20.2% Vol.% = 15.6% Vol.% = 18.2% Vol.% = 22.8% Does Not Exist O vol.% = 32.6% Back Next Page 3 of 4 Clear form 9. 40 8