Round to 4 significant figures: 42,561

A person's physical characteristics are determined by their a. environment b. hopes and wishes c. genes d. cells

What kind of data would you need to collect to do this experiment?

a) Calculate the mass of Li formed by electrolysis of molten LiCl by a current of 8.2 104 A flowing for a period of 14 hr. Assume the electrolytic cell is 70. percent efficient.

Which of the following statements reflects the strongest bias? A. Nicholas Carr's psuedo-scientific diatribes are designed to strike fear in the hearts of Luddites and technophobes. B. Nicholas Carr says that Google makes us stupid. C.

Which of the following is an example of convection? Question 3 options: A hair dryer drying your hair. When a car engine turns hot after being turned on.

Step two of the procedure states: "Using sterile technique, place a loopful of inoculum from the M. luteus culture in the drop of nigrosin and mix." Which of the procedures qualifies as sterile technique?

If 4.34 moles of potassium react with excess water, how many moles of hydrogen gas would be produced at STP

What is the common name of sodium bicarbonate

The mass of one formula unit of SrCl2 is 158.52 amu. Based on this fact, what conclusion can you draw? A. A mole of SrCl2 particles has a mass of 158.52 g. B. 1 g of SrCl2 contains an average of 158.52 particles. C.

A blank is a special kind of mixture in which one substance is uniformly mixed into another