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

Author Question: Which of the following polyatomic ions is the most negatively charged? A) ammonium B) carbonate ... (Read 45 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552
on: Aug 27, 2018
Which of the following polyatomic ions is the most negatively charged?
 
  A) ammonium
  B) carbonate
  C) phosphate
  D) acetate

Question 2

The concentration of carbon monoxide in a sample of air is 9.2 ppm. There are ________ molecules of CO in 1.00 L of this air at 755 torr and 23C.
 
  A) 3.8  10-7
  B) 2.2  1021
  C) 2.9  1018
  D) 1.7  1020
  E) 2.3  1017


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ApricotDream

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

E


jrubin

  • Member
  • Posts: 552
Reply 2 on: Aug 27, 2018
Wow, this really help

carlsona147

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Cambrian trilobite, with a shell made of calcium carbonate. Cambrian trilobite, with a shell made of calcium carbonate.
Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu
Using radiogenic strontium isotopes in carbonate shells as a proxy for orogeny Using radiogenic strontium isotopes in carbonate shells as a proxy for orogeny
An analytical procedure requires a solution of chloride ions. How many grams of MgCl2 must be ... An analytical procedure requires a solution of chloride ions. How many grams of MgCl2 must be ...
Calculate the amount of interest that will be charged on $9000.00 borrowed for four months at ... Calculate the amount of interest that will be charged on $9000.00 borrowed for four months at ...
How humans maintain homeostasis with respect to water and ions How humans maintain homeostasis with respect to water and ions
Video: Bone cells and tissues - tissue composition and cells

For a complete list of videos, visit our video library