Decide whether each proposed addition or subtraction of measurements is possible. If it is possible, write the result in the last column of the table. Be sureevery answer you enter has the correct unit symbol.proposedaddition or subtractionIs thispossible?☐result×10=40.000 m 18.000 mg-?Oyes☐Ono29.000 s 37.000 ms = ?OyesO no42.000 ms24.000 ms = ?O yes☐O no

Answered: Image /qna-images/answer/d4fdce59-bd29-4da5-aabd-4150bf3a6430.jpg

Answered: Decide whether each proposed addition…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter2: Measurements And Calculations

Section: Chapter Questions

Problem 31QAP: For the pin shown in Fig. 2.5, why is the third figure determined for the length of the pin...

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Similar questions

1.53 Carry out the following unit conversions. (a) 3.47106g to g , (b) 2.73104L to mL, (c) 725 ns to s, (d) 1.3 m to km.
Magnesium chloride is an important coagulant used in the preparation of tofu from soy milk. Its solubility in water at 20C is 54.6 g/100 g. At 80C, its solubility is 66.1 g/100 g. A mixture is made up of 16.2 g of magnesium chloride and 38.2 g of water at 20C. (a) Is the mixture homogeneous? If it is, how many more grams of magnesium chloride are required to make a saturated solution? If the mixture is not homogeneous, how many grams of magnesium chloride are undissolved? (b) How many more grams of magnesium chloride are needed to make a saturated solution at 80C?
A measurements true value is 17.3 g. For each set of measurements, characterize the set as accurate, precise, both, or neither. (a) 17.2, 17.2, 17.3, 17.3 g (b) 16.9, 17.3, 17.5, 17.9 g (c) 16.9, 17.2, 17.9, 18.8 g (d) 17.8, 17.8, 17.9, 18.0 g
A gasoline station in Manila, Philippines, charges 38.46 pesos per liter of unleaded gasoline at a time when one US. dollar (USD) buys 47.15 pesos (PHP). The car you are driving has a gas tank with a capacity of 14 U.S. gallons and gets 24 miles per gallon. (a) What is the cost of unleaded gasoline in Manila in USD per gallon? (b) How much would a tankful of unleaded gasoline for your car cost in USD? (c) Suppose that you have only PHP 1255 (a day's wage for an elementary school teacher) and the car's tank is almost empty. How many miles can you expect to drive if you spend all your money on gasoline?
What is the mass of a 43.8-mL sample of gasoline, which has a density of 0.70 g/cm3?
Ethanol and benzene dissolve in each other. When 100. mL of ethanol is dissolved in 1.00 L of benzene, what is the mass of the mixture? (See Table 1.5.)
a 21.7 m to cm, b 517 m to km, c 0.666 km to cm
How does the International System (SI) obtain units of different size from a given unit? How does the International System obtain units for all possible physical quantities from only seven base units?
1.90 A calibrated flask was filled to the 25.00-mL mark with ethyl alcohol and was found to have a mass of 19.7325 g. In a second experiment, 25.0920 g of metal beads were put into the container and the flask was again filled to the 25.00-mL mark. The total mass of the metal plus the alcohol was 43 .0725 g. Describe how to determine the density of the metal sample.
When the sum 4.9965 + 2.11 + 3.887 is calculated, to how many decimal places should the answer he reported? You shouldnotneed to perform the calculation.
Although the preferred SI unit of area is the square meter, land is often measured in the metric system in hectares (ha). One hectare is equal to 10,000 m2. In the English system, land is often measured in acres (1 acre = 160 rod2). Use the exact conversions and those given in Exercise 47 to calculate the following. a. 1 ha = __________ km2 b. The area of a 5.5-acre plot of land in hectares, square meters, and square kilometers c. A lot with dimensions 120 ft by 75 ft is to be sold for 6500. What is the price per acre? What is the price per hectare?
The mass of a 50.00-milliliter sample of methanol is 39.59 grams. Determine the density of methanol.

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