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Science Clinic => Chemistry => Topic started by: cmoore54 on Jul 8, 2021

Title: In the following reaction: 2 KClO3(s) 2 KCl(s) + 3 O2(g) 14.0 g KClO3 yielded 1.40 g KCl. What is ...
Post by: cmoore54 on Jul 8, 2021

Question 1

If the reaction of phosphate ion with water is ignored, what is the total concentration of ions in a solution prepared by dissolving 3.00 g of K₃PO₄ in enough water to make 350 mL of solution?
◦ 0.0101 mol L^-1
◦ 0.0404 mol L^-1
◦ 0.162 mol L^-1
◦ 0.323 mol L^-1

Question 2

In the following reaction:

2 KClO₃(s) → 2 KCl(s) + 3 O₂(g)

14.0 g KClO₃ yielded 1.40 g KCl.  What is the percent yield?
◦ 6.08%
◦ 16.4%
◦ 11.0%
◦ 32.9%
◦ 10.0%

Title: In the following reaction: 2 KClO3(s) 2 KCl(s) + 3 O2(g) 14.0 g KClO3 yielded 1.40 g KCl. What is ...
Post by: kmb352 on Jul 8, 2021

Answer 1

0.162 mol L^-1

Answer 2

16.4%

Title: Re: In the following reaction: 2 KClO3(s) 2 KCl(s) + 3 O2(g) 14.0 g KClO3 yielded 1.40 g KCl. What
Post by: Berkay Bağ on Nov 10, 2021

Thanks

Title: Re: In the following reaction: 2 KClO3(s) 2 KCl(s) + 3 O2(g) 14.0 g KClO3 yielded 1.40 g KCl. What
Post by: Emre köybaşı on Dec 8, 2021

thanks

Title: Re: In the following reaction: 2 KClO3(s) 2 KCl(s) + 3 O2(g) 14.0 g KClO3 yielded 1.40 g KCl. What
Post by: Emrah Utkutag on Nov 28, 2022

thank you