What type of wave is sound?
a. longitudnal
b. surface
c. tranverse,
or d.. light ? ?

For a particular reaction, ? h = -144.6 kj and ? s = -301.2 j/k. calculate ? g for this reaction at 298 k.

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

Write the function getkthdigit(n, k) that takes a possibly-negative int n and a non-negative int k, and returns the kth digit of n, starting from 0, counting from the right