Which is a nonliving factor that defines a spruce-fir forest ecosystem?

A) type of soil

B) type of trees

C) type of bacteria

D) type of mammals

2NBr3 + 3NaOH = N2 + 3NaBr + 3HOBr If there are 40 mol NBr3 and 48 mol NaOH, what is the excess reactant? N2 NBr3 NaOH HOBr

Which of the following is true concerning a plot of number of neutrons vs. number of protons? A band of stability is created that is indicative of stable nuclei. The nuclei that fall outside the band undergo spontaneous radioactive decay.

Why are the halogens less reactive going down the periodic table?

Using the solubility of Ca (IO3) 2 that you determined in pure water, calculate the value of Ksp using only concentrations, that is assuming that all activity coefficients are 1.0.

Convert 26.02 x 1023 molecules of C2H8 to grams. Round your answer to the hundredths place.

How do guys Make sperm?

Maya's playroom is 12 m2. The length of the room is 3 m. What is the width? 4 m 8 m 15 m 36 m

How many moles of each element are in this sample p2o3

Does uranium or barium nucleus have a stronger net force holding its protons

Which statement correctly compares DNA and RNA? DNA is made up of a single strand, and RNA is made up of a double strand. DNA is made up of a double strand, and RNA is made up of a single strand. Both DNA and RNA are made up of a single strand.