A student environmental group is creating a campaign for locally sourced energy resources.
What would be best for them to feature in their campaign?

A)a coal mine located in their county.
B)a farmer with a field of solar panels.
c)a company building a gas pipeline through the town.
D)a rancher drilling for oil in a horse pasture.

In which situation can a mixture always be called a solution

Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h