# Posts by eloise

Total # Posts: 24

MATH
for what value(s) of k does the equation kx - 10 - 5x^2 have: a) one real solution b) two distinct real solutions c) no real solution

Chemistry
A balanced equation for copper oxide + ethanoic acid.

Chemistry
Write a balanced equation for copper oxide + Ethanoic Acid

Chemistry
10cm3 of hydrogen are burned in oxygen to form water. What volume of oxygen is need to burn hydrogen completely?

MANAGERIAL ECONOMICS
Speedy Limousine-the prices of gasoline and wage rates for drivers has increased costs. So what is the initial condition and the direction of the firms's demand curve. and describe the type of demand shift if anyWhat would happen to the equilibrium price. What would happen...

pyramids
a car travels 35 km in the first 20 minutes, 43 km in the second 30 minutes and 19 km in the last 18 minutes of a trip. what is the average speed in Km/mn?

English
Thank you very much

English
Hello, just a quick homework question. How do you say: working for my sister's buisness - is it sister's with an apostrophe s or just s or apostrophe after s?

Math
Ahhh thank you very much :)

Math
I am supposed to factorise it

Math
Probably quite easy but I am stuck :/ 3d+6e

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 ...

loud

MAT 115
Evaluate -525

social studies
Why did art have a religious significance to the Romans?

social studies
How were Roman steam baths warmed?

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