physics
After a completely inelastic collision between two objects of equal mass, each having initial speed v, the two move off together with speed v/6. What was the angle between their initial directions? if this is the equation 2mvcos(theta)=2mv/6 what numbers would replace m and v?
chemistry
At pH 7.2, what is the ratio [HPO4 2-]/[H2PO4-]
chemistry
Calculate the pH of a solution resulting from the addition of 10.0 mL of 0.10 M NaOH to 50.0 mL of 0.10 M benzoic acid (Ka = 6.5 x 10 -5
math
16_k=8 In the equation above, _ represents one of the operations of arithmetic: addition, subtraction, multiplication, or division. If k is a positive integer not equal to 8, what must be the value of k?
Math
What is the unit rate of 32 miles per hour?
Math
A 20-foot telephone pole casts a 4-foot shadow. what shadow length will the 6-foot man cast ? A) 1.2feet B) 2.1feet C) 2.2feet
Math
A 20-foot telephone pole casts a 4-foot shadow. what shadow length will the 6-foot man cast ? A) 1.2feet B) 2.1feet C) 2.2feet
Math
10 Jumps Thanks for all your help.
Math
a Frog is at the bottom of a 21 foot well. The frog jumps up 4 feet, and then falls back 2 feet. How many jumps will it take for the frong to jump out of the well?
Math
Thanks. Now I understand.
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