How many significant figures are contained in each of the following measurements?
(a) 38.7 g
(b) 2 x 1018 m
(c) 3,486,002 kg
(d) 9.74150 x 10-4 j
(e) 0.0613 cm3
(f) 17.0 kg
(g) 0.01400 g/ml

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

Which characteristics can be used to differentiate star systems? check all that apply.

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.