A 2. 25-g sample of magnesium nitrate, mg(no3)2, contains mol of this compound.

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?

What did pavlov initially notice about the animals in his original research after conditioning took place?

The equation 24x2+25x−47ax−2=−8x−3−53ax−2 is true for all values of x≠2a, where a is a constant.what is the value of a? a) -16b) -3c) 3d) 16