This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How many moles of O atoms are in 25.7 g of CaSO4? (Read 25 times)

effaey

  • Full Member
  • ***
  • Posts: 153
on: Nov 5, 2023

Question 1

How many moles of O are in 2.45 moles of H2CO3?
◦ 2.45 moles O
◦ 39.2 moles O
◦ 118 moles O
◦ 7.35 moles O
◦ 0.459 moles O

Question 2

How many moles of O atoms are in 25.7 g of CaSO4?
◦ 0.189 mol
◦ 0.755 mol
◦ 4.00 mol
◦ 1.14 × 1023 mol
◦ 4.55 × 1023 mol
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by effaey on Nov 5, 2023

marufp

  • Full Member
  • ***
  • Posts: 169
Reply #1 on: Nov 5, 2023
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 55% of students answer this correctly


effaey

  • Member
  • Posts: 153
Reply 2 on: Nov 5, 2023
Excellent

kthug

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Electron Shells Determine the Reactivity of Atoms. Electron Shells Determine the Reactivity of Atoms.
Sources of ring atoms Sources of ring atoms
pH vs. moles base added per mole acid pH vs. moles base added per mole acid
Atoms Atoms
How many atoms are in 3.00 moles of NA How many atoms are in 3.00 moles of NA
A thimble of water contains 4.0 x 1021 molecules. The number of moles of H2O is: A thimble of water contains 4.0 x 1021 molecules. The number of moles of H2O is:
Video: Introduction to Herpes

For a complete list of videos, visit our video library