What type of bonding occurs in zinc (ii) chloride, zncl2?

Not a very good question but if anyone is good at chemistry, can you leave some tips below? I'm having lots of trouble in that sense.

For water to become a mechanical weathering agent through ice wedging, it needs to go through a cycle of freezing and thawing. True False

When 1 g of sodium chloride (NaCl) is placed in 100 g of water, a solution results. Once the solution is prepared, water is now considered what part of the solution?

Calculate the. number of moles of Cu. in 8.0*1021 atoms of Cu

What makes metalloids a group of their own?

How many resonance structures can be drawn for N2O5 (no N-N bond) (minimal formal charge) ?

A beaker contains nickel (ii sulfate, zinc (ii sulfate and solid iron. what species in this beaker will be reduced?

An initial mixture of nitrogen gas and hydrogen gas is reacted in a rigid container at a certain temperature as follows: 3 H2 (g) + N2 (g) equilibrium reaction arrow 2 NH3 (g). At equilibrium, the concentrations are [H2] = 5.6 M, [N2] = 9.

An experiment shows that a 115 mLmL gas sample has a mass of 0.169 gg at a pressure of 700 mmHgmmHg and a temperature of 30 ∘C∘C. What is the molar mass of the gas?

You are given a mixture of sand, iron nails, and salt water. devise a plan for separating this mixture. identify how you will separate each part of the mixture, and the physical properties that allow you to do this.