Write the charge on each of the following elements when they form and ion.

1) __ O 2) __Ba 3) __ I 4) __N

How many moles of nitrate ions are present in exactly 275 ml of a 1.25 m copper (ii) nitrate solution, cu (no3) 2 (aq) ?

Give the formula for the alkyne containing 40 hydrogens

What do the atoms of a metal look like when they are in a body-centered cubic arrangement? A a cube with a ball stuck on each of its eight corners and one suspended at the center of each of its six faces B a cube with a ball stuck on each of its

An engineer wants to estimate the mass of gas that is present in a tank

Science! A box experiences a 20 N force to the left and a 19 N frictional force to the right. Will it Accelerate to the right Will it Accelerate to the left or Will it not Accelerate.

The atomic radius of an element _ when you move from the top to the bottom of a family. O decreases O increases

Lowest density of all elements

A chemical engineer for a fertilizer company is determining the most efficient way to produce ammonia. the engineer carries out the haber reaction under four different conditions.

A liquid with a greater viscosity is always denser than a liquid with a lesser viscosity. True or False?

What are some example of nuclear acids