chemistry
The principal component of many kidney stones is calcium oxalate,CaC2O4. A kidney stone recovered from a typical patient contains 8.50×10^20 formula units of calcium oxalate. How many moles of CaC2O4 are present in this kidney stone?
chemistry
During a reaction, you see that the heat (q) given off is 3.8 calories. Knowing that you used a mass of 100 g and that the temperature change was 7.85°C, what is the specific heat of this reaction?
Stats Question
41. % of women in us consider reading a favorite past time randomly u ask 6 women if it is their favorite pastime what's the probability that 5 respond no
Stat Help
A researcher wishes to be 95% confident that her estimate of the true proportion of individuals who travel overseas is within 4% if the true proportion. Find the sample necessary if in a prior study, a sample of 200 people showed that 40 traveled overseas last year. If no esti...
Technology
• Prepare a 1,400 to 1,750-word paper detailing how a new technology system should be implemented or introduced to a company. Include your recommendations as if you were the manager in charge of implementing the new technology. Give your ideas on how the following informa...
college physics
Two children are playing on a 145-m-tall bridge. One child drops a rock (initial velocity zero) at t = 0.The other waits 1.4 s and then throws a rock downward with an initial speed v0.If the two rocks hit the ground at the same time, what is v0?
Maths
Who do you figure out the surface area of a cylinder
physics
A stone is dropped from the roof of a tall building. A person measures the speed of hte stone to be 49 m/s when it hits the ground. What is the height of the building?
physics
An electron travels 7.63 m in 7.33 × 10−8 s. How fast does it travel? Answer in units of cm/s
Physics
A cube has sides of length L = 0.170 m. It is placed with one corner at the origin as shown in the figure below. The electric field is not uniform but is given by = (-6.00 N/C · m)x + (2.00 N/C · m)z. (a) Find the electric flux through each of the six cube faces ...
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