woody72 woody72

19-07-2016
Chemistry

contestada

How many mL of 4.0% Mg(NO3)2 solution would contain 1.2 g of magnesium nitrate?

Respuesta :

Willchemistry Willchemistry

19-07-2016

4.0 % in mass per volume :

4.0 g ---------- 100 mL
1.2 g ---------- ( volume )

Volume = 1.2 x 100 / 4.0

Volume = 120 / 4.0

= 30 mL

hope this helps!

Answer Link

Otras preguntas

What was your most vivid memory of marco polo's travels, and why is it important to history?

Which of the following issues is not a factor in increasing pollution levels in crowded cities? A. home heating and fireplaces B. water conservation C. vehicle

Find the x-intercepts of the parabola with vertex (1, -9) and y intercept at (0, -6).

How do i know when someone is pregnant and when she abort it?

As railroads went west, they sold the best land to businesses. Who did this upset? A ranchers B Farmers C Gold seekers D Miners.

In two or more complete sentences, explain how you can prove that the number of degrees that the Moon rotates around the Earth each day is approximately 12.2⁰.

what is the square root of a hypothesis

Carbon becomes part of the carbon cycle in several ways, both by physical and chemical means. Carbon enters a food web via __________ through the process of ___

Civic and religious festivals in the mayan society were celebrated with rituals of

A credit union member owns a part of the credit union. True or False