Use the following information and answer the questions below: (Show all your work) Mr = 234.6936 g/mol m = 0.4576 g a) i) Use the information given above to calculate the number of moles. ii) Round off the answer to the correct significant figures. iii) Write the answer in scientific notation. b) Use the molecular weight given and describe how you would make a 100mL solution of 1M. c) Given your answer in b), do you think you could make the solution if you only had 0.4576 g of the substance?

Use the following information and answer the questions below: (Show all your work) Mr = 234.6936 g/mol m = 0.4576 g a) i) Use the information given above to calculate the number of moles. ii) Round off the answer to the correct significant figures. iii) Write the answer in scientific notation. b) Use the molecular weight given and describe how you would make a 100mL solution of 1M. c) Given your answer in b), do you think you could make the solution if you only had 0.4576 g of the substance?

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter10: The Mole

Section: Chapter Questions

Problem 86A

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