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

Author Question: Which one of the following contains 38.7% carbon by mass? (Read 56 times)

lidoalex

  • Hero Member
  • *****
  • Posts: 538

Question 1

Consider two reactants, A and B.  The molar mass of A is greater han the molar mass of B.  You add equal masses of A and B together and let them react.  Which of the following statements must be true?
◦ Reactant A must be limiting
◦ Reactant A is the excess reactant.
◦ Reactant B must be limiting.
◦ None of the above choices must be true.

Question 2

Which one of the following contains 38.7% carbon by mass?
◦ C2H2
◦ CO2
◦ CH3NH2
◦ CH4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by lidoalex on Feb 15, 2020

shaikhs

  • Sr. Member
  • ****
  • Posts: 312
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 39% of students answer this correctly




lidoalex

  • Member
  • Posts: 538
Reply 2 on: Feb 15, 2020
YES! Correct, THANKS for helping me on my review


sarah_brady415

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

For a complete list of videos, visit our video library