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Author Question: A 4.691 g sample of MgCl2 is dissolved in enough water to give 750. mL of solution. What is the ... (Read 24 times)

erikka246

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Question 1

A 350. mL solution of 0.150 M HNO3(aq) is mixed with a solution of 230. mL of 0.240 M HCl(aq). How many moles of H+(aq) are present in the final solution?
◦ 0.0525 moles H+

◦ 0.108 moles H+

◦ 0.186 moles H+

◦ 0.0539 moles H+

◦ 0.195 moles H+


Question 2

A 4.691 g sample of MgCl2 is dissolved in enough water to give 750. mL of solution. What is the magnesium ion concentration in this solution?
◦ 3.70 × 10–2 M
◦ 1.05 × 10–2 M
◦ 6.57 × 10–2 M
◦ 4.93 × 10–2 M
◦ 0.131 M


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Marked as best answer by erikka246 on Nov 5, 2023

ad2018

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erikka246

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Reply 2 on: Nov 5, 2023
Great answer, keep it coming :)


ebonylittles

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Reply 3 on: Yesterday
Gracias!

 

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