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how much heat is needed to change 20g of ice at negative 10 degrees c to water vapor at 200 degrees c

a local gas station uses the formula c= 0.635L+ 6.25 to charge customers who want to buy gasoline and a car wash what is the total cost if you buy 20L of gasoline? please help!

car comes to a stop over distance of 30.0m after the driver applies brakes. If the car decelerates @ contant rate of 3.50m/s2, what was the car's origianl sped?

solve T=2r(pi)h+2(pi)r^(2) ;solve 4 h show work...please help

What was in place before the ohio constitution was passed? What was in place before the U.S. constitution was passed?

7. a factory has a machine that makes steel rods. The length of the rods that the machine makes follows a normal distribution curve with a mean of 11.5 feet and a standard deviation of 0.3 feet. The factory manager does not want to use the rods from the b...

very fast

dimensions: 320x640 max. area 204800

is it A

temperature was 8 time higher when t=7 when t=3

0.20N

menna and skel are right

thanks so much

wow 2022 me be like