The specific heat of nickel is 0.44 J/g*⁰C. How much energy needed to change the temperature of 95.4g of nickel from 32⁰C to 22⁰C. Is the energy absorbed or released?

The table shows the relationship between the masses of two objects, the distance between the two objects, and the gravitational force between the objects.

What is the functional group of an alcohol and a phenol?

What is a hypertonic solution?

What is the formula for magnesium sulfate hydrate

Which region of the electromagnetic spectrum is used by doctors to view the skeletal structure of the human anatomy? A) X-Rays B) Gamma Rays C) Radio Waves D) Visible Light

Is material that has a density of 0.2g/ml good for building a bridge or for making couch cushions

A solution of potassium cyanide, KCN, is made by dissolving 3.2 g of KCN in water. When this solution reacts with excess hydrochloric acid, HCl, it produces 0.30 g of poisonous hydrogen cyanide gas, HCN.

When carbon undergoes sp2 hybridization it forms

Give the formula for molarity

A 54-gram sample of an unknown material has a volume equal to 20 cm3. Based on its density, could the sample be aluminum? Explain