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?
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?
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
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...
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...
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?
Who do you figure out the surface area of a cylinder
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?
An electron travels 7.63 m in 7.33 × 10−8 s. How fast does it travel? Answer in units of cm/s
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 ...