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Author Question: 100 mL of LiNO3(aq), 0.241 M is mixed with 240 mL of 0.618 M Ca(NO3)2(aq). What is the final ... (Read 89 times)

pragya sharda

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Question 1

0.25 mol of a nonvolatile, nonionic solute dissolved in 300 g of water (Kf = 1.86 °C m-1) will lower the freezing point how many degrees?
◦ 0.65 °C
◦ 2.2 °C
◦ 0.14 °C
◦ 1.6 °C
◦ 3.2 °C

Question 2

100 mL of LiNO3(aq), 0.241 M is mixed with 240 mL of 0.618 M Ca(NO3)2(aq). What is the final concentration of NO3-(aq) in the solution?
◦ 0.508 M
◦ 1.01 M
◦ 0.943 M
◦ 0.756 M
◦ 1.38 M


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Marked as best answer by pragya sharda on Jul 8, 2021

k2629

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pragya sharda

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Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)


samiel-sayed

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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