Sunday
May 19, 2013

Posts by Sonya

Total # Posts: 88

physics
A 5 kg block of average density .625 kg/m^3 has a volume of about _____ cu. m

physics
A certain wave is incident on an interface at an angle of 40 deg. The wave emerges into the other material at an angle of 30 deg. Crossing the interface, the wave: a. increased speed b. reduced speed c. maintained constant

physics
Graph #1 is a parabola. Graph #2 is a hyperbola. a. Only graph 1 may possibly represent Hooke's law b. Only graph 2 may possibly represent Hooke's law c. neither

Chemistry
calculate the theoretical yield (in grams) of the solid product, assuming that you use 1.0 g FeC2O4×2H2O and that oxygen is the excess reactant. FeC2O4×2H2O (s) + O2(g) ---> FeO(s) + H2O(g) + CO2(g) Its balanced equation is 2FeC2O4×2H2O (s) + O2(g)---->...

english
describe your experience with credit card in a brief paragraph using 5 adverb and 5 adjective

umuc
sample of 80 people randomly asked in casino shows that average lost per person is \$160 with a sample standard deviation s=\$40. Based on this data create a 95% confidence interval for population mean.

math
Please explain how to get the answer. At the animal shelter, 1/3 of the animals are dogs, 2/12 are cats, and 19 are other animals. How many animals are at the shelter? I said 1/3x + 2/12x + 19 = 4/12x + 2/12x = 19= 6/12x = 19 1/2x = 19 x =

Genetics/Biology
That doesn't help.

Genetics/Biology
Recombination frequencies a. arise from completely random genetic exchange. b. are the same for all genes. c. decrease with distance. d. are the same for cis and trans heterozygotes.

math214
Joe’s baseball team sold 200 chances to win a \$250 set of golf clubs. What is the expected value of a single chance if only one chance wins?

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