Friday

April 18, 2014

April 18, 2014

Total # Posts: 6

**science**

jay heated 120mL of water that was 20 degrees celsius to 80 degrees celsius. a)how much did the temperature of water change? b) how much heat did jay add to the water? c) if jay used a liquid that was not water, the specific heat would not equal:(circle best answer) 0cal/g/cel...

**science**

sally had 20g of water and it started at a temperature of 26 degrees celsius and sally cooled it to 22 degrees celsius. a)how much did the temperature of water change? (show work) B) how many calories did sally's water lose?

**science**

It says; the temperature of 50g of water was raised from 5 degrees celsius to 85 degrees celsius. then it asks me: what amount or mass of water was heated? how do i find that out?

**physics**

An object moving with uniform acceleration has a velocity of 11.0 cm/s in the positive x-direction when its x-coordinate is 2.97 cm. If its x-coordinate 2.95 s later is −5.00 cm, what is its acceleration?

**physics**

An object moving with uniform acceleration has a velocity of 11.0 cm/s in the positive x-direction when its x-coordinate is 2.97 cm. If its x-coordinate 2.95 s later is −5.00 cm, what is its acceleration?

**math**

using the scale 1 inch= 8 feet. what is the legnth of 16.5 feet?

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