A lithium atom has an atomic number of 3 and a mass of 7. The number of electrons which it has in the 1st shell (principal energy level) is?

Balance the equation Li + CO2+H2O-LiHCO3+H2

What charge does a proton have

Which scenario describes a relationship of mutualism?

Write the balanced net ionic equation for a solution formed from AgNO3 (aq) and K2S (aq)

A table has several directional compasses, several lengths of wire, a battery, an ammeter, a light bulb, a battery holder and a rubber eraser. A student is asked to create an electric motor.

35.5 moles of lithium fluoride is dissolved in 65 L of solution

Why can some electric appliances be immersed in water without damage

Which compound has the smallest percent composition by mass of chlorine? (1) HCl (3) LiCl (2) KCl (4) NaCl

Use the E0 values of the following elements: Zn, Cu, Pb, and Al. Which element is the most active reducing agent?

Calcium Chloride can be represented by the chemical formula