Mr. Kovall’s Neighborhood

 

Return to Chem I Home Page

Return to Chapter 2 Homework

Return to Chapter 2 Notes 

Go to Solutions

 

Scientific Notation and Temperature Conversion Homework

 

 

Write each measurement in scientific notation:

_________________  a. the length of a football field, 91.4 meters

 

_________________  b. the diameter of a carbon atom, 0.000 000 000 154 meter

 

_________________  c. the radius of the Earth, 6 378 000 meters

 

_________________  d. the diameter of a human hair, 0.000 008 meter

 

_________________  e. the average distance between the center of the sun and the center of Earth, 149 600 000 000 meters

 

Solve each problem and express each answer in correct scientific notaion.

 

_________________a. (4 x 107) x (2 x 10-3)

 

_________________b.  (6.3 x 10-2)

                                        (2.1 x 104)

 

_________________c. (4.6 x 103) – (1.8 x 103)

 

_________________d. (7.1 x 10-2) + (5 x 10-3)

 

Write the following measurements in long form:

_________________a. 4.5 x 103g

 

_________________b. 6.05 x 10-3m

 

_________________c. 3.115 x 106 km

 

_________________d. 1.99 x 10-8  cm

 

_________________e. 2.71 x 10-5 kg

 

_________________f. 6.28 x 107 m

 

 

Convert the temperatures given to the corresponding temperature on the scale that is indicated in the problems.  Show ALL WORK and units.

 

1.  Convert 55.40oC to oF.

 

 

 

 

 

 

2.  Convert 98.00oC to oF.

 

 

 

 

 

 

 

3.  Convert 72.86oC to K.

 

 

 

 

 

 

4.  Convert 25.49oC to K.

 

 

 

 

 

5.  Convert 98.60oF to oC.

 

 

 

 

 

 

 

 

6.  Convert 154.12oF to oC.

 

 

 

 

 

 

7.  Convert 65.00K to oC.

 

 

 

 

 

 

8.  Convert 365.19K to oC.

 

 

 

 

 

9.  Convert 200.00oF to K.

 

 

 

 

 

 

 

 

10.  Convert 0K to oF.