two hundred fifty grams of iron is heated from 27 degree Celsius to 300 degree Celsius . how much ice can be melted and raised to a temperature of 27 degree Celsius by hot iron?
An electric heater warms a large 0 degree Celsius block of ice at the rate of 200J/s . calculate the mass of the ice that melts in 10 minutes
A car travels down the highway at speeds between 50 miles per hour and 65 miles per hour. If the car travels for 4 hours, write an expression that represents the distance, d, the car has travelled.
Oh, thank you!
What is the electro-negativity of NO ? (Nitric oxide)
Use the Pythagorean Theorem to find the height / bases in each triangle. Then apply formula for area - b(h)/2
C(x) = 14 ( 150) + 6 (230-150) + 3x
A spherical balloon is being inflated. Estimate the rate at which its surface area is changing with respect to the radius when the radius measures 20 cm.
How do you factor 2a^2 - 1 ?
APPLE + ORANGE