Which of the Following Conversion Factors Is a Measured Number

Chemistry questions and answers. Other conversion factors are based on measurements.

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4 The number 650 000 has two significant figures.

. E 10 cm1 inch. The appropriate conversion factor is. View the full answer.

1 hour 60 minutes. 2 One cubic centimeter is equal to ten milliliters. 1000 g 1 kg 1 g 1000 mg 1 g 100 cg.

240 kg x 11 lb. 1 The measured numbers 244000 and 0000244 contain the same number of significant figures. 2543 m x 1001942 in b.

For this example you are given a value of time that is represented in units of minutesThe quantity is currently a small decimal value and it is difficult to visualize the amount of time that is being represented. 1 minute 60 seconds. 12 inft 12 eggsdozen 10 cmdm 16 ozib 25 milesgallon.

Which of the answers for the following conversions contains the correct number of significant figures. The conversion factor is always comes out to be 1. 24 The following conversion equivalents are given.

The Daily Value DV for iodine for an infant is 130 mathrmmcg. Write an sign. The mass of a neonate is 1607 mathrmkg.

2495 min x 04158 hr d. Examples of conversion factors include. 2495 min x 1hr.

Which of the answers for the following conversions contains the correct number of significant figures. Other given factors are invalid as. Moving to another question will save this response.

Which of the following conversion factors is a measured number. Cancel the units that you set up to cancel. C 1 cm10 mm.

Set up the cancellation table so all units will cancel except the desired unit seconds. 120 ft x x 370 cm e. The fraction which describes the relationship between two different units is said to be conversion factor.

O 10 cmdm O 16 ozlb O 12 eggsdozen O 12 inft 25 milesgallon Moving to another question will save this response. 10 mile-5280 ft 10 ft 12 in 1 m 3937 in 10 hour 60 min 10 min 60 s If a deer runs at 47 mih find its speed in meters per second. Thus you need to convert this value to a unit that represents a smaller amount of time.

Question 7 Which of the following conversion factors is a measured number. 1 centigram 10 milligrams 015 grain. This law requires each Federal agency to use the metric system of measurement by Fiscal Year 1992 in procurements grants and other business related activities.

The above conversion factors are derived from the following factors. A 2543 m 1001942 in B 2 L 212 qt C 2495 min 04158 hr D 120 ft x 370 cm E 240 kg 11 lb. However some unit conversions live in this category.

Multiply the given quantity by the conversion factor. Write the number and the un-canceled unit. 5 When the measured number 00090 is multiplied by the measured number 8710 the answer has two significant figures.

1 hectometer is not equal to 1000 m as 1 hectometer is equal to 100 m. 1 m 10 dm 1 m 100 cm 1 m 1000 mm. The electronvolt is based on the measurement of the elementary charge of the electron which is not exact.

One common example is atomic mass. If the unit on the right side after cancellation is the answer unit stop adding conversions. 25 A weight lifter can bench press 171 kg.

3 hours and 36 minutes 180 minutes plus 36 minutes 216 minutes Step 2. Which of the following conversion factors is a measured number. When you visit the doctor he or she records your mass in kilograms kg and laboratory results often in micrograms µg or mcg.

The appropriate conversion factor is. 2 L x 212 qt c. B 1 inch254 cm.

1 gallon 378541 liters volume 1 pound 16 ounces mass 1 kilogram 1000 grams mass 1 pound 453592 grams mass 1 minute 60000 milliseconds time 1 square mile 258999 square kilometers area Using a. Atomic masses are valuable conversion factors that are based on measurements. 3 The number 00500 has four significant figures.

There are 12960 seconds in 3 hours 36 minutes. 2 The liter is a unit of volume in the metric system. In a legal conversion factor the top and bottom quantities must be equal or equivalent.

There are 402 times 106 red blood cells in a blood sample. 1 inch in 254 exact centimeters cm 1 liter L 1000 cubic centimeters cm3 1 pound Ib 045359 kilograms kg Other Conversion Factors of Units Commonly Used by the Conservation Division Three or More Significant Figures Length inch in foot ft. The valid conversion factor is 1 L 1000 mL.

A English-to-English conversion factors come from defined relationships b Metric-to-metric conversions come from measured relationships c English-to-English conversion factors always contain exact numbers d more than one correct response. Comparisons that show the relationship between two units. Conversion factor Molecular weight of base divided by.

The following metric system equivalents and approximate conversion factors help meet the requirements of Public Law 100-418. Identify each of the following as measured or exact and give the number of significant figures SFs in each measured number. A conversion factor is the ratio of the molecular weight of a base to the molecular weight of the corresponding salt as expressed by the following equation.

D 254 cm1 inch. 8 A conversion factor set up correctly to convert 15 inches to centimeters is A 100 cm1 m. Conversion factors are used to calculate the equivalent amount of the base form of a compound from the salt form or vice-versa.

3 The conversion factor 1 in254 cm when used as written would decrease unit size.

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