complete the following metric conversions using the correct number of significant figures  a) 28.0 cm to m b) 1000. m to km c) 9.28 cm to mm d) 10.68 g to mg  e) 6.8 x 104 mg to kg f) 8.54 g to kg g) 25.0 mL to L  h) 22.4 L to uL

Q: Complete the following conversion. 80km/hr = ? mi/min

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Q: None

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Q: A pizza has an area of 3.44 m2. Perform a conversion to each of the following units. a) in^2 b)…

A: A pizza of area 3.44 m2 Conversions 1. m2 into in2 We know that 1m = 39.37 in there fore 1m2 =…

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Q: 69.8 in to cm 0.25 mi to in 4.47 in^2 to cm^2 6.0 qt to mL

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Q: The base unit for volume in the metric system is the liter. 1 ul= L. 10 10 10 10

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Q: A student needs to determine density of a liquid. The student determines mass of an empty flask to…

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Q: 2. Evaluate each of the following expressions. State the answer to the proper number of significant…

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Q: if you multiply 10^9 by 10^-1 what is the exponent of the final answer you need to only enter a the…

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Q: make the following conversions using the correct number of significant figures  a) 35.6 m to ft b)…

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Q: Red gold is a gold-copper alloy used to make jewelry. A piece of jewelry made of red gold weighs…

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Q: 0.0040 g/cm3 x 23.8 cm =

A: Applying simple rule of multiplication with their units.

Q: A star is estimated to have a mass of 2 x 10 kg. Assuming it to be a sphere of avera radius 7.0 x…

A: Given data: Mass of star = 2 * 1036 kg, Radius = 7.0 * 105 km The star is assumed as circle thus,…

Q: A chemist must dilute 22.0 mL of 45.9 µM aqueous magnesium fluoride (MgF₂) solution until the…

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Q: 1. Convert 1357 feet into kilometers. (1 mile = 5,280 feet) (1 mile = 1.609 km) 2. Convert 4.2…

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Q: Answering to the correct number of significant figures, what is 5.80 x 120? A) 696 B) 700 C) 7.0 x…

A: The given equation is, 5.80 × 120 = 696

Q: What is the density in g/cm3 ? mass= 0.9811g volume= 376.8mm

A: 1. In quantitative chemistry,  density is defined as, ratio between mass of substance in grams and…

Q: Diamond has a density of 3.52 g/mL. What is the volume in cubic centimeters of a diamond with a mass…

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Q: The density of aluminium is 2.7 g/cm3. Find the mass in grams of a bar of aluminum measuring 3.0 cm…

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Q: Q.1. A student obtains the number 0.40076 on a balance. 4.00 x10 If this number actually has (3)…

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Q: The ionic radius of a sodium ion is 2.27 angstroms (Å) . What is this length in um х STARTING AMOUNT…

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.