This topic contains a solution. Click here to go to the answer

Author Question: A 230.0-mL sample of a 0.275 M solution is left on a hot plate overnight; the following morning the ... (Read 29 times)

joesmith1212

  • Hero Member
  • *****
  • Posts: 549

Question 1

A 17.1-g sample of HF is dissolved in water to give 2.0 × 102 mL of solution. The concentration of the solution is:

0.85 M.
0.17 M.
0.09 M.
4.3 M.
8.6 M.

Question 2

A 230.0-mL sample of a 0.275 M solution is left on a hot plate overnight; the following morning the solution is 1.31 M. What volume of solvent has evaporated from the 0.275 M solution?

48.3 mL
63.3 mL
181.7 mL
230. mL
278.3 mL


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by joesmith1212 on Mar 21, 2021

cat123

  • Sr. Member
  • ****
  • Posts: 310
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




joesmith1212

  • Member
  • Posts: 549
Reply 2 on: Mar 21, 2021
Great answer, keep it coming :)


kjohnson

  • Member
  • Posts: 330
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

For a complete list of videos, visit our video library