Chemistry
250mL/100mL=1.5 36g * 2.5=90g 90 grams KCl (potassium chloride) will be needed to make a saturated solution in 250 mL of water at 40 degrees C.
Physics
Sorry, another question. A camper van with a mass of 2500kg has a maximum driving force of 2650N. The camper van drives along a straight, level road at a constant speed of 90 kilometres per hour. At this speed, air resistance is 2000N and the frction between the tyres and road...
Physics
Ahh ok, thank you very much!
Physics
A spacecraft launches a probe at a constant speed. A day later, the probe returns at the same speed. Did the probe have to burn any fuel?
physics
Ok, thank you. I was wondering if the several masses had something to do with the surface being ice?
physics
A space probe lands on the icy surface of Europa, a moon of Jupiter. It weighs a set of known masses. The results are shown below. Mass (kg) 0.1 0.2 0.3 0.4 0.5 Weight (N) 0.15 0.30 0.36 0.55 0.68 a) i) Plot a graph of this data on the axes given (done) ii) Use your graph to e...
2nd grade
loud
2nd grade
No
2nd grade
add 100 to 450 to get your answer 100 + 450 = 550 Answer: 550 lbs
Business communications
How to put a powerpoint presentation together. I have not used powerpoint before. please help! A new business perposal to add busenesses to a new business.
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