7) (3.4617x 102) (5.61 x 10-4) (9.87x 105) (3.1) (1.171 x 104) = 8) (3.52164 x 102)(3.1741 x 105) (8.22 x 107) (4.65217 x 10-3) (9.711 x 104) 9) (1.8741 x 1011) (5.6 x 104) (2.173 x 108) || 10) (1.745 X 100) (9.51 x 107) = (16.21) (9.346 x 10-10)

||| = O MEASUREMENT Setting up a unit conversion A student sets up the following equation to convert a measurement. (The ? stands for a number the student is going to calculate.) Fill in the missing part of this equation. Note: your answer should be in the form of one or more fractions multiplied together. 0.040 Explanation kg mi km).- Check g cm 0 x10 0.0 x 3. μ Olo 5 evemeGraw Hill L

For the following calculations and questions, use all applicable rules of sig figs and rounding to determine the answers:   0.53 x 12.3 x 1.321 =  15.1 + 20.  +  130  =  How many sig figs in the number 0.00040   How many sig figs in the number 500.       What is the exact answer to 8.00/4.00 =

Convert 2.1 m^2 to cm^2 Convert 3.0 m/s^2 to km/h^2

Perform the following calculations and report each answer with the correct number of significant figures. (a) 635 ✕ 335 (b) (5.23 ✕ 102) ✕ (6.8 ✕ 103) (c) 27.2/13.383 (d) 8179 ✕ 0.000051 (e) 14.23 + 27360 + 84.5721 (f) 47.2 + 0.291

Pertorm each calculation to the correct number of sie altures. (a) 89.3 x 77.0 X 0.08 (b) (5.01 X 10^5) ÷ (7.8 X 10^2) C. 4.005 X 74 X 0.007 D. 453 divided by 2.031 (d) 453 ÷ 2.031

Density = Mass /volume                63.7410g/                                                                   6.336 cm^3 is this right ?

a. Using the correct rules for multiplication/division and significant figures provide the answer for the following calculation. 6.98 x 89.44 = b. Using the correct rules for multiplication/division and significant figures provide the answer for the following calculation. 7831 x 76.987 = c. Using the correct rules for addition/subtraction and significant figures provide the answer for the following calculation. 7831 + 76.987 = d. Using the correct rules for addition/subtraction and significant figures provide the answer for the following calculation. 7831.67 + 76.987 = e. Using the correct rules for addition/subtraction and significant figures provide the answer for the following calculation. 7831.67 + 76.987 =

A brick of a certain metal has area on top of 3.54 cm x 6.93 cm. It has mass 921 g. How high is the brick in cm? The metal has density of 10.6 g/cm3 2.54 cm = 1 inch Ixhxw-V V- m/d You need to combine the above equations; this is a typical math skill you need in chemistry.

Can you show your math? 10^-6 times 500 = .0005 and that divided by 1.07 is not 0.0035?