Geometry
20. The wheelchair ramp at the entrance of the Mission Bay Library has a slope of 1/18. What angle does the ramp make with the sidewalk? Round to the nearest degree.
chemistry hw
SOMEONE PLEASE HELP AND CONFIRM THE RIGHT ANSWER FOR ME...I HAVE ONE MORE ATTEMPT TO THIS PROBLEM AND I NEED HELP!!!!! PLEASE!!!!!!!!!!!!!!!!!!!! THANKS! In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressu...
Chemistry
In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure. If a pressure of 47.0 bar is applied to seawater, what will be the final concentration of the seawater at 20 °C when reverse osmosis stops? Mc=? A...
physics
a runner who has a mass of 52 g , has a momentum of 218 kg/m/s along a trail. what is the runners velocity?
Physics
A boy throws a ball with an initial speed of 40.0 m/s. The angle of the thrown ball is 33.0° above the horizontal.(Neglect the height of the boy and air resistance.) (a) What is the ball's speed in the horizontal direction just before it hits the ground? (b) How long i...
Science
Thank you very much.(;
Science
I need help writhing an Essay about Energy! I have to includ at least 9 of these words listed below ; - heat energy - energy transfer -molecules -motion -traveled -data -centimeters -minutes -observations -colder -warmer -conduction PLLLLLLEEEEEEAAAAAAAASSSSSSEEE HELP!!! (:
Science
What kind of material do I use to make a modern day fossil?
english
27. In the story “In the Shadow of War,” why did Omovo refuse money from the soldiers?
Gravi prob chem
In the gravimetric determination of barium as BaCrO4, what weight of sample must be taken so that the weight of the precipitate in milligrams multiplied by 100 will equal the % Ba in the sample?
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