Search found 2 matches

by kathy
Mon Aug 03, 2020 4:54 pm
Forum: Chemistry forum
Topic: so confused.. please answer
Replies: 1
Views: 2809

so confused.. please answer

QuestionA: (2.66x10^3)mL of dilute calcium chloride solution is prepared from (4.381x10^2)mL of (2.090x10^0)M solution. What is the final concentration of chloride ions? Answer in scientific notation. QuestionB: A water sample is tested for mercury content, and 2.35kg of solution was found to contai...
by kathy
Mon Aug 03, 2020 3:38 pm
Forum: Chemistry forum
Topic: Need Help!
Replies: 1
Views: 2688

Need Help!

Tin(IV)chloride and hydrogen are produced when hydrogen chloride reacts with tin at high temperatures. When excess tin is reacted with 93.43 g of hydrogen chloride, 128.7g of tin(IV)chloride are obtained. What is the percent yield? Answer to the nearest 10th