A sample of strontium bromide has 2.81x10^19 atoms of bromine. How many mg of strontium bromide do you have? Give your answer with the correct number or significant figures.

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

Word equation for k+ h2o yield koh + h2