anonymous
  • anonymous
If you have 400.0 mL of water at 25.00 °C and add 140.0 mL of water at 95.00 °C, what is the final temperature of the mixture? Use 1.00 g/mL as the density of water.
Chemistry
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
\[(mass)(\Delta T)(C_s)=(C_s)(\Delta T)(mass)\]
anonymous
  • anonymous
\[(140.0g)(95.00-x)(4.184)=(4.184)(x-25.00)(400.0g)\] Solve for x
anonymous
  • anonymous
55647.2-585.76x=x1673.6x-41840 97487.2=2259.36x x=43.15

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anonymous
  • anonymous
where did you get the 4.184?
anonymous
  • anonymous
it's the specific heat capcity for water.
anonymous
  • anonymous
ah thanks

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