A sample of nitrogen in a glass bulb has a mass of 245 mg what is its mass in kilograms

Hey so for science class im making a brochure for a vacation to mars. can someone give me a good name and theme for a hotel that would be on mars?

How many valence electrons does an oxygen atom need to gain in order to become stable? a 1 b 2 c 3 d 4

A triple covalent bond involves two atoms sharing three pairs of electrons. True False

A plant uses the energy from sunlight to create oxygen and glucose from carbon dioxide and water. Which statement is true about the changes that have occurred? A chemical change has occurred because energy was needed.

Why do they call Cleveland "the mistake by the lake"?

Compare the electron configurations of hydrogen, lithium, and sodium. Why do you think these elements are grouped in the same family?

What is the theoretical yield of silver chloride?

Calculate the cell potential for the galvanic cell in which the reaction Fe (s) + Au 3 + (aq) - ⇀ ↽ - Fe 3 + (aq) + Au (s) occurs at 25 ∘ C, given that [ Fe 3 + ] = 0.00150 M and [ Au 3 + ] = 0.797 M.

Magnesium is lighter than other structural metals, so it is increasingly important in the design of more efficient vehicles.

The relationship between number of particles and pressure is As number of particles increases, pressure increases As number of particles increases, pressure decreases The two are not related