Give three sources of methane.

Mathematical Statistics with Applications 7
Problem 167E Let Y be a random variable with mean 11 and variance 9. Using Tchebysheffs theorem, find a a lower bound for P(6 < Y < 16). b the value of C such that P(|Y ? 11| ? C) ? .09.

Principles of General Chemistry 2
How many grams of solid barium sulfate form when 35.0 mL of 0.160 M barium chloride reacts with 58.0 mL of 0.065 M sodium sulfate? Aqueous sodium chloride forms also.

Principles of General Chemistry 2
Problem 49P Strike anywhere matches contain the compound tetraphosphorus trisulfide, which bums to form tetraphosphorus decaoxide and sulfur dioxide gas. How many milliliters of sulfur dioxide, measured at 725 torr and 32C, can be produced from burning 0.800 g of tetraphosphorus trisulfide?

Chemistry 11
How many seconds are there in a solar year (365.24 days)?

Physics for Scientists & Engineers with Modern Physics 4
Consider a straight section of wire of length d, as in Fig. 28-48, which carries a current I. (a) Show that the magnetic field at a point P a distance R from the wire along its perpendicular bisector is B = Mo I d 2ttR [d2 + 4R 2)\ (b) Show that this is consistent with Example 28-11 for an infinite w

Anatomy & Physiology 1
The location of a muscles insertion and origin can determine ________. a. action b. the force of contraction c. muscle name d. the load a muscle can carry

Campbell Biology 10
One feature that amphibians and humans have in common is a. the number of heart chambers. b. a complete separation of circuits for circulation. c. the number of circuits for circulation. d. a low blood pressure in the systemic circuit.

Biochemistry 9
Briefly summarize the steps in the electron transport chain from NADH to oxygen.