Convert 899 km to mm:

Q: The correct decimal representation of 6.453 * 103 is?

A: Scientific notation: Scientific notation is a way of expressing numbers to be conveniently written…

Q: When 33.911 is added to 82.649, the result should be reported with digit(s) after the decimal point.…

A: While subtraction or addition, the number of decimal places in the result are same as the…

Q: what 100 x 2,000

A:

Q: A graduated cylinder contains 32mL of water, A stone with mass of 29g is placed in the cylinder. the…

A: Density can be calculated by dividing mass by volume. Density = MassVolume…

Q: Convert -46.2°C to Kelvin.

A:

Q: Convert 68 miles/hour to km/s. 1km=0.6214 miles

A: Given : Speed = 68 miles/hour Speed =? km/s Conversion factors: 1km=0.6214 miles 1 hr = 60 min 1 min…

Q: You are renting a car which is reported to achieve 13.7 km/L. How many miles will you be able to…

A: Given Mileage = 13.7 km/L Volume = 11.0 gallons 1 gallon = 3.785 L 11 gallons = 41.64 L

Q: Convert 15 m3 to liters

A: The answer to the following question is given as -

Q: Prior to hosting an international soccer match, the local soccer club needs to replace the artifical…

A: Given : Length of field = 0.101 Km Width of field = 0.065 Km And cost of turf per m2 = $ 7.00 per m2…

Q: The density of silver is 10.5 g/cm³. What is the mass of a silver bar (in gms) that measures 0.1000…

A:

Q: In an attempt to determine the velocity of a person on a bicycle, an observer uses a stopwatch and…

A:

Q: 54.22 miles in 1.284hours is what speed in ft/min? Using sigfigs

A: Given that:  Distance = 54.22 miles  Time = 1.284 hours Formula of speed = distance/time

Q: Convert 2.11×10−3 m2.11×10−3 m to the equivalent length in nanometers.

A: In the given question , we need to convert the unit of length given in meter (m) to nanometers (nm).…

Q: Convert 1.98 A to pm

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Q: If an object is traveling at a speed of 400 m/s, how long (in hours) will it take to reach 950.5 km?…

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Q: how to convert 2.3 hours to seconds

A: It is known that there are 60 minutes in 1 hour and 60 seconds in one minute. Express 1 hour in…

Q: A cube of plastic 1.3x10^-5 km on a side has a mass of 2.1g. What is it’s density in g/cm^3

A: Concept introduction: Density of substance is equal to the ratio of mass to volume. Formula: Unit…

Q: Convert 190.0 m to km.

A: Interpretation: Conversion of 190.0 m to  km is to be provided.

Q: 5. An irregularly shaped piece of metal is placed in a graduated cylinder containing 15.0mL of…

A: We have to predict the density of metal .

Q: . Convert the following: A) 33L to mL B ) 197μg to g C ) 49cm to km

A: Given: To convert the units.

Q: A cube of plastic 1.3 × 10−5 km on a side has a mass of 2.1 g. What is its density in g/cm3?

A:

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.