[Answered] The principal cations in hard water are sodium and potassium ions. Indicate whether the statement ...

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Author Question: The principal cations in hard water are sodium and potassium ions. Indicate whether the statement ... (Read 36 times)

Charlie

Hero Member
Posts: 640

on: Aug 27, 2018

The principal cations in hard water are sodium and potassium ions.

Indicate whether the statement is true or false

Question 2

Plexiglass is

A) polyvinyl chloride.
B) polymethyl methacrylate.
C) polytetrafluoroethy lene.
D) polyvinyl acetate.

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janeli

Sr. Member
Posts: 346

Reply #1 on: Aug 27, 2018

Answer to Question 1

FALSE

Answer to Question 2

B

Charlie

Hero Member
Posts: 640

Reply #2 on: Aug 27, 2018

Both answers were spot on, thank you once again

janeli

Sr. Member
Posts: 346

Reply #3 on: Aug 27, 2018

Great! Please up vote

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Author Question: The principal cations in hard water are sodium and potassium ions. Indicate whether the statement ... (Read 36 times)

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