What mass of sodium hydroxide would be required to make 1.0L of a 0.75M solution of sodium hydroxide, NaOH?

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.

1) a light bulb takes in 30 of energy per second. it transfers 3j as use energy. calculate the efficiency. second. it transfers 3j as useful light energy and 27j as heat energy. calculate the efficiency