Oxygen is denoted as 16O *. How many protons and neutrons does an oxygen atom have?

Which of the following elements would be the least likely to form a cation if involved in a chemical reaction? chlorine (Cl) potassium (K) nitrogen (N) fluorine (F)

What is the formula of a compound formed between iodine (I) and calcium (Ca) ?

Consider the group a1 element sodium atomic number 11, the group 3a element aluminum atomic number 13, and the group 7a element chlorine atomic number 17. These elements are in period 3.

Rango carefully mixed 15.6 g of sodium with chlorine. The reaction produced 39.7 g of sodium chloride. How many grams of chlorine and sodium reacted?

When 0.560 g of na (s) reacts with excess f2 (g) to form naf (s), 13.8 kj of heat is evolved at standard-state conditions. what is the standard enthalpy of formation () of naf (s) ?

What is the molarity of a solution that contains 4.53 moles of lithium nitrate in 2.85 liters of solution? 0.874 M 0.629 M 3.77 M 1.59 M 2.57 M 1.98 M

In which type of unconformity is the eroded rock tilted or folded? disconformity nonconformities angular unconformity scarp unconformity

A liquid solution can be made from solid, liquid, or gas solute.

How many liters of water can be made from 55 grams of oxygen gas and an excess of hydrogen at a pressure of 12.4 atm and a temperature of 850 c?

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