Chemistry Formula Sheet PDF

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Summary

A good summary of all the formulas that are used in chemistry, feel free to add more after downloading it...

Description

Chemistry Formula Sheet PURPOSE Calculating moles of a substance Percentage composition of X in Y Density of a substance Molarity of a substance Concentration of a substance in parts per million Dilution Heat released in reaction (Enthalpy) Molar heat of reaction (Enthalpy change) Volume of a substance given conditions Hydronium-Hydroxide ion concentration

pH of an acid/base

pOH of an acid/base

Concentration of the hydronium ion

Degree of ionisation within acids

Biochemical oxygen demand

FORMULA

n=

m M

M (X ) m (X ) ×100 %= ×100 % m(Y ) M (Y ) m D= V n c= V m (mg ) m (mg ) = c= m (kg) V (L) c 1 V 1= c 2 V 2 q=mC Δ T −q −m C ΔT ΔH= = n n V =n VM +¿ ¿ H3O ¿ −¿ ¿ OH ¿ ¿ +¿ ¿ H3O ¿ ¿ pH =−log 10 ¿ −¿ ¿ OH ¿ ¿ pOH=−log 10 ¿ +¿ ¿ H3O ¿ ¿ +¿ ¿ H3O ¿ ¿ Ionisation=¿ BOD = DO initial− DO 5 dayslater

X ∈Y =...