Answer to Question #257326 in General Chemistry for MARIA

General Chemistry

Question #257326

1. the grams of water that must be added to 4.00 g KI in the preparation of 2.00 % KI solution.

Expert's answer

Let the mass of solvent be x.

"Percentage\\space concentration=2=\\frac{2}{x+2}\u00d7100" "2x+4=200\\space \\space \\space x=\\frac{200-4}{2}=98grams"

Learn more about our help with Assignments: Chemistry

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. The decomposition of N2O5: 2N2O5(g) -> 4NO2(g) + O2(g) Consider the following data for the kineti
2. Find ONE RECENT JOURNAL ARTICLE (latest 5 years) that related to the analytical analysis. Read the j
3. An empty graduated cylinder weighs 75.0g. When sodium hydroxide is added the mass of both of 145.3.
4. Convert 2.5 bar to Torr. Use the formula K= °C + 273.15
5. Write the sequences of peptides that would be released from the following peptide by thetreatment of
6. Convert 2.5 bar to Atmosphere. Use the formula K= °C + 273. 15
7. Convert 2.5 bar to Pascal. Use the formula K= °C + 273. 15