Help Part B 29.03 g CsH1206 in 1.21 L of solution Submit Request Answer Part C...
please answer both
Part B 27.03 g CH20. in 1.12 L of solution E AO M= 0.14 Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Review your calculations; you may have made a rounding error or used Part 35.0 mg NaCl in 104.4 mL of solution 10 AED O ?
Part G Use components to find the magnitude of B-A. Submit Previous Answers Request Answer Incorrect: Try Again; 5 attempts remaining Figure 1o11 Part H Use components to find the direction of BA (2.80 cm) counterclockwise from x-axis 600 Submit Previous Answers Request Answer i (1.90 cm) X Incorrect: Try Again; 3 attempts remaining
Part B 88.5 g of HCl in 1.50 L of a HCl solution Express your answer with the appropriate units. 0 Å R O e ? Molarity = Value Submit Previous Answers Request Answer * Incorrect; Try Again; 4 attempts remaining Part C 27.5 g of NaOH in 400. mL of a NaOH solution Express your answer with the appropriate units. R ? 0 Å Value O a Units Molarity = Molarity = Submit Request Answer
the answer is not 1.96 g L:)
Review Part A Use the molar volume of a gas at STP to calculate the density IngL) of carbon dioxide gas at STP. 130 AE¢* *O ? d. Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Provide Feedback
A
195 mL sample of ocean water contains 7.1 g of NaCl
TemID=138520971&offset=next Chem 3A-80061,80062_Saihong.Chen_2020 Sprin Part A What is the molarity of the solution with respect to NaCl? Express your answer using two significant figures. VAXO ? Submit Previous Answers Request Answer * Incorrect; Try Again; 19 attempts remaining Provide Feedback
Зр Give your answer as a string, for example 1s. Submit Previous Answers Request Answer * Incorrect; Try Again; 3 attempts remaining Part B 4p Give your answer as a string, for example 1s. Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part C 4f
Calculate the molarity of each solution
70.4 g C2H60 in 2.52 L of solution Express your answer using three significant figures. CO ALQ R o 2 ? molarity = Submit Previous Answers Request Answer * Incorrect; Try Again; 9 attempts remaining You may have divided the mass by the volume. Convert the mass to moles before dividing. Molarity has units of mol/L. Part 13.10 mg KI in 103.8 mL of solution Express your answer using four significant figures. O ACQ...
Part B A 457-mL sample of unknown HCl solution reacts completely with Na,COto form 11.1 g CO,. What was the concentration of the HCI solution? Express your answer to three significant figures and include the appropriate units View Available Hints) ? .! HAO 110.216 M Submit Previous Answers X Incorrect; Try Again; 5 attempts remaining Provide Feedback
Exercise 18.47 The solubility of Mg(OH), in a particular buffer solution is 0.61 B/L Part A What must be the pH of the butter solution? Express your answer using two decimal places. O ? %0AXO pH - 12.32 Submit Previous Awe t Aswer X Incorrect; Try Again; Sattempts remaining Provide Feedback
Part F Spell out the IUPAC name of the compound. Submit Request Answer Part D Spell out the IUPAC name of the compound. 1,3-dimethlybenzene Submit Previous Answers Request Answer X Incorrect; Try Again; 6 attempts remaining