# Posts by josselyne

Total # Posts: 7

**Geometry**

This is the question - Two angles with measures 5x - 5 and 11x - 7 are supplementary. Find the Value of x and the measure of each angle. Thank you so much for your help.

**physics**

A 60 kg stunt person runs off a cliff at 5.3 m/s and lands safely in the river 11.8 m below. What was the splashdown speed?

**physics**

A child and sled with a combined mass of 48.4 kg slide down a frictionless hill that is 7.15 m high. If the sled starts from rest, what is its speed at the bottom of the hill?

**Physics**

A rocket moves upward, starting from rest with an acceleration of 28.4 m/s2 for 4.79 s. It runs out of fuel at the end of the 4.79 s but does not stop. How high does it rise above the ground?

**Physics**

A rocket moves upward, starting from rest with an acceleration of 28.4 m/s2 for 4.79 s. It runs out of fuel at the end of the 4.79 s but does not stop. How high does it rise above the ground?

**chem**

How many milliliters of 0.762 M H3PO4 are required to react with 243 mL of 0.159 M Ba(OH)2 if the products are barium phosphate and water?

**science**

Suppose you wanted to produce 1.17 L of a 3.41 M aqueous solution of H2SO4. How many grams of solute are needed to make this solution? (H2SO4)

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