A certain ore is 26.9% nickel by mass. How many kilograms of this ore would you need to dig up to have 50.0 g of nickel?

Gravity, the force of attraction between two masses, is an example of a ... educated guess hypothesis theory universal law

One mole of any gas takes up how much space at stp

A chemistry student needs 125 mL of 0.150 NaOH solution for her experiment but the only solution available in laboratory is 3.02 M describe how student could prepare the solution she needs.

Which nitrogen base sequence is the partner of C-A-T-C-G-A? A. C-A-T-C-G-A B. G-T-A-G-C-T C. T-G-C-T-A-G D. G-C-A-T-G-T

How does the position of an element on the periodic table allow you to determine if the element is a metal

What is number 16 on the periodic table

What is the strongest intermolecular force

If a sample of hydrochloric acid is neutralized with sodium hydroxide, what products are formed?

Prior to the development of DNA fingerprinting, blood type could be used to determine possible parentage. Although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent.

At room temperature, which of the following is the most compressible? A. One liter of oxygen, a gas B. One liter of water, a liquid C. One liter of mercury, a liquid D. One liter of iron, a solid