What is your best studying style?
Studying styles depend on the type of person. Some people study better with background noise than with complete silence. It is also better to not study on your bed, since your body has a natural reaction to fall asleep faster on the spot you always fall asleep on.
Sea water is made of about 28.0 g of NaCl per liter. What is the molarity of sodium chloride in sea water?
Determine the value of X for the given expression: 2x^2 + 5x - 23.
x= 2.4, -4.9