Problem 4
Express these numbers in scientific notation. a) 65 b) -321.09 c) 0.000077099 d) 0.000000000218
Problem 4
Perform the following conversions. a) \(1,000.0 \mathrm{~K}\) to degrees Celsius b) \(50.0 \mathrm{~K}\) to degrees Celsius c) \(37.0^{\circ} \mathrm{C}\) to kelvins d) \(-37.0^{\circ} \mathrm{C}\) to kelvins
Problem 5
Indicate what multiplier each prefix represents. a) \(\mathrm{k}\) b) \(m\) c) \(\mathrm{M}\)
Problem 5
When powers of 10 are multiplied together, the powers are added together. For example, \(10^{2}\) \(10^{3}=10^{\frac{f+3}{3}}=10^{5} .\) With this in mind, can you evaluate \(\left(4.506 \times 10^{4}\right) \times\left(1.003 \times 10^{2}\right)\) without entering scientific notation into your calculator?
Problem 5
Express these numbers in standard notation. a) \(1.381 \times 10^{5}\) b) \(5.22 \times 10^{-7}\) c) \(9.998 \times 10^{4}\)
Problem 5
Convert \(0 \mathrm{~K}\) to degrees Celsius. What is the significance of the temperature in degrees Celsius?
Problem 5
How many significant figures do these numbers have? a) 765,890 b) 765,890.0 c) \(1.2000 \times 10^{5}\) d) 0.0005060
Problem 5
Perform the following conversions. a) \(17.8 \mu \mathrm{g}\) to grams b) \(7.22 \times 10^{2} \mathrm{~kg}\) to grams c) \(0.00118 \mathrm{~g}\) to nanograms
Problem 6
Convert \(0 \mathrm{~K}\) to degrees Fahrenheit. What is the significance of the temperature in degrees Fahrenheit?
Problem 6
How many significant figures do these numbers have? a) 0.009 b) 0.0000009 c) 65,444 d) 65,040
