Identify which sets of chemical reactions resulted in a white precipitate. Select 3 correct answer(s)
BaCl2 + K2Cr04
Al2(SO4)3 + Ba(NO3)2
Ba(NO3)2 + Na2SO4
Na2CrO4 + AgNO3
BaCl2 + Na2SO4
BaCl2 + KCI

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.

Calculate: select the worksheet tab. this tab you calculate the analyte concentration.  fill in the first set of boxes ("moles h2so4" and "moles naoh") based on the coefficients in the balanced equation. (if there is no coefficient, the value is 1.)  record the appropriate volumes in the "ml naoh" and "ml h2so4" boxes.  record the concentration of the titrant in the m naoh box. click calculate. what is the concentration listed

Which of these conditions most likely produces an unstable isotope?