Physics
A child in a boat throws a 5.40 kg package out horizontally with a speed of 10.0 m/s, Fig. 7-31. Calculate the velocity of the boat immediately after, assuming it was initially at rest. The mass of the child is 25.0 kg and that of the boat is 40.0 kg.
Chemistry
51grams/132.14grams=.386moles
english
I need help on writing an essay on how entrepreneurship affects me
alg I
3/5. 5/5 - 2/5 = 3/5 chance of pulling out a green chip.
Physics
Dr. Miller pulled a wooden crate at a constant accelerationof 1.23 meters per second per second with a forceof 752 newtons at an angle of 22 degrees above the horizontal. The coefficient of kinetic friction between the crate and the floor was 0.347. Find the mass of the crate.
Biology
How does the structure of macromolecules such as proteins act as an index of relatedness between species?
math
if sam earned $4,000 and gave 1/5 wawy and invested 1/2 of the remaining amount how much did he have left?
math(unit rate)
$3\4LB
math
joe borrows $4,000, the loan is for 18 months at 5% interest, whats the total amount due on the loan?
Chemistry II
Why is YBa2Cu3O7 a super conductor? Explain Chemistry and Structural bases.
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