When the following equation Br₂ + SO₂ + H₂O → H₂SO₄ + HBr is balanced, the coefficient, in the lowest whole number, of HBr is

a. 1

b. 2

c. 3

d. 4

e. 5

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How to calculate relitive molecular polarity of a large molecule with electro negitivity?

A substance that prevents the flow of electric current is a (n).

Which of the following examples demonstrates a compression force? a plucking a guitar string b. squeezing a sponge c. pulling a wagon d. dropping an apple

If a mineral has a daughter to parent ration of 3:1 (three daughter atoms for every one parent atom), how many half-lives have passed since the mineral formed?

What is true of the enthalpy value of an intermediate reaction? A. It always has a negative enthalpy value B. It is multiplied by 2 if the intermediate reaction is multiplied by 2 C. It is the same as the total enthalpy of reaction D.

Calculate the percent composition of the compound that forms when 222.6 g N combines completely with 77.4 g 0. calculate to the nearest tenth of a percent.

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Why are two nonpolar substances able to dissolve in each other?