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FORMULAS

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Conversion table

1,000,000,000 m in 1 Gm

1,000,000 m in 1 Mm

1000 m in 1 km

100 m in 1 hm

10 m in 1 dkm

1 m in 1 m

10 dm in 1 m

100 cm in 1 m

1000 mm in 1 m

1,000,000 um in 1 m

1,000,000,000 nm in 1 m

m can be any unit {example liter(L), gram(g), mole(mol), second(s), ampere(A), etc.}

Significant Figures Rules(Page 678)

1.All nonzeros are significant.123456789--9 sig figs

2.If there is no decimal, any zeros to the right of the of a nonzero are not significant. 1200--2 sig figs

3.Any zeros between nonzeros are significant.1203.67--6 sig figs

4.Any zeros to the right of a significant digit and to the left of a decimal point are significant.1200.--4 sig figs

5.If a value has no significant digits to th left of the decimal point, any zeros to the right of the decimal point and to the left of a significant digit, are not significant.0.000012--2 sig figs

6.If there are zeros to the right of a decimal point, those zeros are significant.0.12000-- 5 sig figs

 

Area

A=lxw (page 9)

Volume

V=lxwxh

Universal Gravitational Equation                

F=G{[m1xm2]/dxd}(page 9)

Density Equation     

D=m/V (page 55)

Moles to Mass        

Amount(mol)xMolar mass of element=Mass(g)(page 99)

Mass to Moles   

Mass(g)x1/Molar mass of element=Amount(mol)(page 99)

Synthesis Reaction

A+B-->AB(page 154)

Decomposition Reaction

AB-->A+B(page 155)

Single-displacement Reaction

XA+B-->AB+X(page 157)

Double-displacement Reaction

AX+BY-->AY+BX(page 158)

Speed Equation      

v=d/t(page 254)

Momentum Equation            

p=mv(page 257)

Acceleration Equation           

a=[(vf-vi)/t](page 259)

Newton's Second Law           

F=ma(page 269)

Weight Equation

W=mg(page 271)

Work Equation                       

W=Fd(page 284)

Power Equation                       

P=W/t(page 286)

Mechanical Advantage Equation

mechanical advantage=output force/input force

mechanical advantage=input distance/output distance (page 289)

Gravitational Potential Energy Equation

PE=mgh (page 298)

Kinetic Energy Equation

KE=1/2 mvv(page 300)

Efficiency Equation

efficiency=useful work output/work input(page 312)

Celsius-->Fahrenheit

F=9/5xC+32.0

Fahrenheit-->Celsius

C=5/9(F-32.0)

Celsius-->Kelvin

K=C+273

Specific Heat

NRG=cm(temperature change)