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

Author Question: How many moles of NH3 are there in 77.5 g of NH3? (Read 56 times)

dongbo

  • Full Member
  • ***
  • Posts: 137
on: Nov 5, 2023

Question 1

How many moles of HCl are represented by 1.0 × 1019 HCl molecules?
◦ 1.7 × 10–5 mol
◦ 1.5 × 10–3 mol
◦ 1.0 × 1019 mol
◦ 37 mol
◦ 6.0 × 104 mol

Question 2

How many moles of NH3 are there in 77.5 g of NH3?
◦ 0.220 mol
◦ 4.55 mol
◦ 14.0 mol
◦ 1.31 × 103 mol
◦ None of the above.
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 dongbo on Nov 5, 2023

mllong

  • Full Member
  • ***
  • Posts: 150
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


dongbo

  • Member
  • Posts: 137
Reply 2 on: Nov 5, 2023
Wow, this really help

coreycathey

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

pH vs. moles base added per mole acid pH vs. moles base added per mole acid
How many moles of AgCl are contained in 244 mL of 0.135 m AgCl solution? The density of the ... How many moles of AgCl are contained in 244 mL of 0.135 m AgCl solution? The density of the ...
0.300 moles of sodium nitrite are needed for a reaction. The solution is 0.450 M. How many mL ... 0.300 moles of sodium nitrite are needed for a reaction. The solution is 0.450 M. How many mL ...
How many Cl atoms are present in 2.16 moles of NCl3? How many Cl atoms are present in 2.16 moles of NCl3?
The minimum number of moles of oxygen needed to completely consume 4 moles of C3H8O is ... The minimum number of moles of oxygen needed to completely consume 4 moles of C3H8O is ...
How many gold atoms are contained in 3.75 moles of gold? How many gold atoms are contained in 3.75 moles of gold?
Video: Summation - defined, spatial, temporal & AP generation or not

For a complete list of videos, visit our video library