How many moles of silicon, Si, are in 1.45 * 1024 Si atoms?

A student had two dilute, colorless solutions, HCl (aq) and NaOH (aq), which were at the same temperature. The student combined the solutions, and the reaction represented above occurred.

25.6 moles of sugar (sucrose) are added to 2.45 liters of water. Identify the solute and solvent. What is the morality of the solution

What organisms can be infected by Ebola

Why are 3 ammonium groups needed for every 1 nitride ion?

Which of the following formulas represent valid ionic compounds that can be made from these six elements: Al, Be, F, Li, N, and S? Select all that apply A. AlN B. BeS C. AlLi D. LiF

The currents of the Earth's oceans are caused by A. marine organisms and volcanic eruptions. B. disturbances by submarines and large ships. C. waves and earthquakes along tectonic plate boundaries. D.

You are on an alien planet where the names for substances and the units of measures are very unfamiliar. Nonetheless, you obtain 19 quibs of substance called skvarnick.

How do you know if an element is an ion?

Which gas is not a greenhouse gas, A methane, B Water Vapor, C, Carbon dioxide, D, Nitrogen, E, Ozone

A very small equilibrium constant means ... a. an equal amount of reactants and products c. more products b. more reactants d. system isn't at equilibrium