A common laboratory method for preparing a precipitate is to mix solutions of the component ions. Does a
precipitate form when 0.100 L of 0.30 M Ca(NO3
)2
is
mixed with 0.200 L of 0.060 M NaF? K sp CaF2 = 3.2 x 10-11

Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. these structures are favorable because they a. can cause genetic changes to occur. b. prevent germination within the seed pod. c. aid in the dispersal of the species. d. attract insects that aid in pollination.

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?