« previous next »

Author Question: If the reaction of phosphate ion with water is ignored, what is the total concentration of ions in a ... (Read 702 times)

vinney12

  • Hero Member
  • *****
  • Posts: 586
on: Aug 27, 2018
If the reaction of phosphate ion with water is ignored, what is the total concentration of ions in a solution prepared by dissolving 3.00 g of K3PO4 in enough water to make 350. mL of solution?
 
  A) 0.0101 M
  B) 0.0404 M
  C) 0.162 M
  D) 0.323 M

Question 2

How many electrons can occupy the 4s subshell?
 
  A) 1
  B) 2
  C) 6
  D) 8
  E) 10


tuate

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Electrostatic interactions of oppositely charged ions of salt Electrostatic interactions of oppositely charged ions of salt
Different bodies of water have contrasting physical properties Different bodies of water have contrasting physical properties
Ripple marks (running water) Ripple marks (running water)
Water resources Water resources
Problem Solving – Energy Changes in Chemical Reaction Problem Solving – Energy Changes in Chemical Reaction
How many hydrogen ions (H+) are present and on what side of the chemical equation? How many hydrogen ions (H+) are present and on what side of the chemical equation?
Video: Genetic terms Animation

For a complete list of videos, visit our video library