What is the mole to mole ratio between nitrogen and gas andd ammonia gas?

Traits are passed from parents to offspring. These traits are determined by 1. chromosomes, located on genes, found in the nucleus 2. genes, located on chromosomes, found in the nucleus 3. chromosomes, located on genes, found in the ribosomes 4.

The geological time scale divides the history of Earth into blocks of time known as eras, epochs, periods, and eons.

What is the volume of silver metal will weigh exactly 2500.0g. The density of silver is 10.5g/cm3 - centimeters cubed-

What element has the electrons configuration of [Ar]4s^2 3d^5

A covalent bond results from the mutual attraction of the nuclei of atoms and (a) electrons (b) protons (c) neutrons (d) dipoles

Boyle's law is represented by which equation

A hot-water heater has an 8-ohm element that operates at 240 V. The power that's consumed by this water heater is A. 1,920 W. B. 30 W. C. 900 W. D. 7,200 W.

A car travels 66 kilometers in 3 hours. what is its speed

Which of the following elements has the lowest ionization energy? Rb Sr Cs Ba Xe

Which is a diatomic molecule? Select one: a. CH4 b. H2O c. O2 d. N