Having trouble with some simple physics.

  • Thread starter mynameistessa
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by1 m**3 = 1 cm**3 * 100**31 m**3 = 1 cm**3 * 10000001 m**3 = 1000000 cm**31 kg = ? g1 m**3 = 1000000 cm**31 kg = ? g1 m**3 = 1000000 cm**3( 1 kg ) ( 1 m**3 ) = (?) ( 1000000 cm**3 ) ( multiply both sides by 1 kg and 1000000 cm**3 )1 kg = (?) ( 1000000 cm**3 )( 1 kg ) / ( 1000000 cm
  • #1
mynameistessa
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Homework Statement


The density of mercury is 13 600 kg m^-3. What is this in g cm^-3


The Attempt at a Solution


I don't know where to begin. Please show me how and why rather than just give me the answer! Thank you! X
 
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  • #2
Do you know how many cm there are in 1 m, and how many grams there are in 1 kg?
 
  • #3
mynameistessa said:

Homework Statement


The density of mercury is 13 600 kg m^-3. What is this in g cm^-3


The Attempt at a Solution


I don't know where to begin. Please show me how and why rather than just give me the answer! Thank you! X

1 kg = ? g
1 m = ? cm

( 1**3 ) ( m**3 ) = ( ? )**3 (cm**3) ( take third power of both sides )

1 kg = ? g
1 m**3 = (?)**3 (cm**3)

then divide
 

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