4. The specific heat of aluminum is 0.902 J/g. If a metal smith has 300g of aluminum and wants to melt it down to make a lock. He increases the temperature from 20 to 200. How much heat does he need to apply?

Find the quantity represented by each percent 45% of 96 quarts (usa quarts)

A bull had horns and measured 98 inches across what is this length in feet

Given the equation 3x+9y=-8, write a second linear equation to create a system that has exactly one solution.

II has a radius of 1.47 inches and weighs 11 grams per cubic inch Which of the following 4. A spherical baseball has a radius of 1.

MS. Hortman is going to put a new carpet in her dining room her dining is 15 feet by 24 feet if the rug costs 17 per square foot how much money will she spend to put a new dining in her dining room

Subtract the sum of - 11ab and - 23ab from the sum of - 19ab and 7ab

Which expression is equivalent to the given expression? 3 (2a + 5) ?

Suppose Eva has 12 3/4 pounds of flour. The day's baking will require that amount. How much flour will Eva need?

mary lee purchased a stove for $370 she made a down payment of $70 nas paid $49 a month for 18 months find the total installment price of the stove

A concession stand vendor counts the money in the register. after 2 h it has $82.75. after 6 h is has $ 360.75. how much money will be in the register at the end of an 8h shift? a. 480.00 b. 489.25 c. 499.75 d. 500.00