Which is the weakest base?

trimethylamine
hydrazine
dimethylamine

The gulf stream is a warm water current that flows away from the equator to northern europe. witch of these does it cause. a. crashes of warm and cool water in the ocean b. colder climates near the equator c. large waves on the cost of europe d. warm climates in northern europe

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+