What is the solubility of ammonium chloride at 90 degrees celcius

An atom with 82 protons, 125 neutrons and 78 electrons will have a mass number of

How many atoms of Hydrogen in the reactants of the following equation? 3Ba (OH) 2 + 2Na3PO4 - -> Ba3 (PO4) 2 + 6NaOH 6 5 4 3 Remember that the coefficient at the front of the compound must be multiplied by any subscript.

What group of elements do the noble gases belong metals, nonmetals, or metalloids explain

How many grams of c2h5oh must be burned to raise the temperature of 400.0 ml of water from 20.0 ∘c to 100.0 ∘c? (the specific heat of water is 1.00 cal/g⋅∘c or 4.184 j / (g⋅∘c) ?

Which of the following statements explains why ionic compounds are brittle? A) When a force is applied to the crystal, the weak electrostatic interactions cause opposite ions to attract and shatter the crystal lattice.

Definition: This is the male reproductive cell.

How many moles of ethylene can react with 12.9 l of oxygen gas at 1.2 atm in 297 k

What factors of nuclear reactors cause it to be so complex? Select all that apply. A) the chain reaction must be controlled at all times B) without proper cooling the reactor will overheat C) requires multiple different types of materials for the

Except for elements with atomic number 1 and 2, all other elements are stable with how many electrons in their outermost energy level

Explain why the amount of carbon dioxide in air cannot be shown easily on the pie chart or bar chart on the right.