calculate the amount of current that must flow for 50 minutes to a solution of silver trioxonitrate (V) solution to deposit 2 mole of silver. (Ag=108, Faraday's constant=96500C mol¯¹)​

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

What must happen before a body cell can begin mitotic cell division