The density of an elemental gas is 1.7824 g/l at stp. what is the molar mass of the element. what is the element?

Consider the following reaction: Br2 (g) + Cl2 (g) ⇌ 2BrCl (g), Kp=1.112 at 150 K. A reaction mixture initially contains a Br2 partial pressure of 751 torr and a Cl2 partial pressure of 737 torr at 150 K.

When bonds between atoms are broken or formed what is the outcome

Al + h2so4 → al2 (so4) 3 + h2 when the equation is correctly balanced, the coefficient of h2so4 is -

Which material is a mixture? 1. water 2. air 3. methane 4. magnesium

The transition elements are in Groups A. coinage metals B. iron triad C. alkaline earth metals D. alkali metals

Is metalloid an insulator

What is a example of a population

Which of the following statements holds true for a chemical change? OA In a chemical change, no new substance is formed. B. In a chemical change, a substance changes its phase. oc. In a chemical change, the molecular structure of a substance changes.

What is the name of the branch of science that specifically studies the conversion of chemical energy to electrical energy and vice versa? biochemistry electrochemistry organic chemistry thermodynamics

What is the symbol for heat