unuafeisrael unuafeisrael

01-03-2022
Chemistry

contestada

What ion causes hardness of water?

Respuesta :

nedleelormestoire nedleelormestoire

01-03-2022

Answer:

calcium ions

Explanation:

Water hardness is due to the presence of calcium ions, and to a lesser extent, magnesium, iron, and manganese.

Answer Link

Otras preguntas

formula for working total time

0,56 × 1,34 = ...Note : Help me to do this problem

Step by steps to do on storing the equipment after using it properly. Using this materials: Double, sink or dish pan, dishcloths,Scrubbers,Sponges,Steel wool, D

WHY IS THE CONFLICT BETWEEN AGRICULTURE AND URBAN GROWTH AN UNFAIR CONFLICT?

You were recently on a school trip when something unusual happened. Write an email to a friend about what happened. In your email you should: explain where you

a line contains the points (82, -96) and (87, -86) what is the slope of the line in simplified form? A) 2B) 1/2C) -1/2D)-2

Name an example of satire in literature. Explain why it is a satire.

1 and 5/7 x 1/6 simplify

Solve the following quadratic equations by extracting the square root.1. f² = 162. g² + 121 = 03. 2h² = 324. (k –4)² = 1695. (2m – 1)² – 225 = 0patulongg naman

did farquhar achieve his goals of living the “larger life of a soldier”by attempting to destroy bridge in order to thwart the union forces?