in the US system, 1 lb is equal to 16oz. is this a measured or exact statement

Q: Convert 15.0 L to each unit.a. mL b. cm3c. gal d. qt

A: Conversion of units is the conversion between different units of measurement for the same quantity,…

Q: Convert 178.90 K to °C.

A: We will convert kelvin to celcius using the conversion factor.

Q: A chemical engineer must report the average volume of a certain pollutant produced by the plants…

A: We have to calculate average of volume

Q: While in Europe, if you drive 115 km per day, how much money would you spend on gas in one week if…

A: Given mileage of car is 33miles per gallon.  Distance travelled per day is 115 km.  Price of gas is…

Q: Which of the following is equal to 1 ml ?  A. 1 cc b. 1 mg  c. 1 g  d. 1 L

A: Option A is correct  1ml equal to 1 cubic centimetre  1ml=1cc

Q: 7401 x 1047, when expressed correctly in scientific notation, would be written as ___ . 7.401x…

A:

Q: Convert the following quantities into the specified units: 70 mg/dL into slug/in^3 100 km/hr into…

A: a) Given: value in mg/dL = 70 mg/dL.

Q: Carry out the given conversions from one metric unit to another. 0.351 µL = mL 54.7 km = dm

A: Given unit conversion are : (i)35 μL As we know 1μL=10-6L

Q: Convert 7.417.41 μm to inches.

A: Given,7.41 μm

Q: Convert 59.0 m359.0⁢ m3 to liters. Note that 1 mL=1 cm3.1 mL=1⁢ cm3. 59.0 m3=59.0⁢ m3=   L=

A: Givenconvert 58.0m3→Litre

Q: While driving your rental car on your vacation in Europe, you find that you are getting 14.1 km/L of…

A: While driving our rental car on our vacation in Europe, we find that we are getting 14.1 km/L of…

Q: An imported car is listed as geting 12.9km/L. What is the cars gas mileage in units miles/gal(mpg)?…

A:

Q: Jammie averages 18.5 miles per hour while riding her bike. What is her average speed in centimeters…

A: The question is based on the concept of physical chemistry. we have to  convert given speed into…

Q: (1.8, Similar to For Practice 1.8) Convert 9.255 L to gallon by dimensional analysis. (Hint: 1.057…

A:

Q: Convert 66 revolutions per hour to s-1 Notes: 1 h = 3600 s

A: Given that : We have to convert revolution per hour to s-1. Also given that, 1 hour = 3600 seconds

Q: Convert 0.791 g/mL to kg/L.

A: Given 0.791 g/mL has to be converted to kg/L.

Q: Convert 670mmHg x ft^3 to metric horsepower x h

A:

Q: 7.1 x 10 7 mol 2 kg m 0 mol g'cm 2

A: Given data: 7.1×107 molkg · m2 We have to find the value in molg · cm2.

Q: The density of lead is 11.0 g/cc at 4oC. What is the density of lead in pounds per cubic feet at…

A: The density of the lead can be converted from g/cc to pounds per cubic feet by knowing the following…

Q: Convert 3.50 gallons (gal) to milliliters (mL) (1gal = 3.785 L)

A: Consider the given information is as follows; 1 gallon = 3.785 L…

Q: A gasoline pump dispenses fuel at the rate of 3.2 gal/min. How long in seconds will it take to…

A: Given: Dispensing rate of gasoline = 3.2 gal / min Also given that, 1 gal = 3.785 L

Q: While in Europe, if you drive 125 km per day, how much money would you spend on gas in one week if…

A: The important conversions that will be used in this question are 1 km = 0.621  mile 1 euro = 1.26…

Q: Carry out the given conversions from one metric unit to another. 0.589 uL = mL 75.7 km = dm

A: Convert: 0.589 μL to mL 75.7 km to dm We know: 1 μL = 0.001 mL 1 km =10000 dm

Q: 3.9 X 1014 sec = years

A:

Q: 2.39x10^-2=x^2/(0.291-x). Solve for unknown x's

A:

Q: 16.0 x10 3. 4.0 x 10-5 K[0.200]m[0.10o]" m=? K[0.100]"[0.100]n

A:

Q: Convert 2.12 lb/in^3 in mg/ml

A:

Q: Each of these numbers is written in exponential form, but not in proper scientific notation. Write…

A:

Q: Convert 899 km to mm:

A: Given: Distance = 899 km To convert :  899 km to mm

Q: A testing lab wishes to test two experimental brands of outdoor paint to see how long each will last…

A: Mean is also known as average and it is a mathematical term calculated by the given formula. Mean =…

Q: 2. A gas occupies 900.0 mL at a temper 3. A gas occupies 1.00 L at standard ten

A:

Q: Convert 5.0 qt to:a. gal d. mLb. pt e. mLc. L

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: Scientific notations: 12.3 m =    ,x10= 180 000 mg=    , x10= 0.0060 cl=   , x10= 0.000 000 89 km=…

A: We have to convert  following number  into scientific notation.  12.3 m =    180 000 mg=     0.0060…

Q: Convert the following measurement. 0.00s - mg 0.0078 L dL

A:

Q: Fabiola, who lives in Mexico City, fills her car with gas, paying357 pesos for 40.0 L. What is her…

A:

Q: convert 1.44x10^4 lbs to g/mL.

A: Density of substance is calculated by dividing mass with volume. Unit of density is g/ml.

Q: A sample of gas was determined to have a mass of 20.41g and a density of 0.810g/mL. What is the…

A: Density is defined  as mass of gas per unit volume .

Q: convert 80 km/h to m/s (using scientific notation and also express your answer in scientific…

A: 1 km = 103 m 1 h = 3600 s 1 kg = 103 g 1 L = 103 mL

Q: Write the numbers in scientific notation. 1099 =      x 10^a                        a=     0.00095=…

A: Write the numbers in scientific notation-

Q: Convert 34.4 psi (ib/in squared ) to g/cm squared. Report to the nearest whole number (1 pound…

A: Given: Value in psi = 34.4 psi or 34.4 lb/in2

Q: A gas company in Massachusetts charges $1.70 for 15.0 ft3 of natural gas. (a) Convert this rate to…

A: (a)The conversion of ft^3 to L can be done as follows,1 ft^3 = 28.3168 L

Q: Convert 5.5Tm(tera meter) to Km O a. 5.5x10 15 O b. 5.5x10

A: Tera(T) =1012 kilo(K)=103

Q: Carry out the following conversions: (a) 0.105 in. to mm, (b) 0.650 qt to mL, (c) 8.75 mm>s to…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Which is least expensive per unit of vol- ume? Assume the gasoline is $1.94/gallon, soda $1.69/L,…

A:

Q: A sample of Nitrogen gas occupies a volume of 217.6 ml at 86.3°C. What volume will it occupy at…

A:

Q: A balloon with an initial volume of 2.7 L at a temperature of 299 K is warmed to 396 K. What is its…

A:

Q: 1.) Convert 21.37 mL to L. Final answer into scientific notation 2.) How many years in 1 billion…

A:

Q: Convert the following: 0.003 L to µl, 9628 g to kg, 0.0000000000000002kg to ng 6.5 x 10-4 g to…

A: Data required for unit conversion:

Q: While in Europe, if you drive 105 km per day, how much money would you spend on gas in one week if…

A: We have to calculate the money we spend.

Q: If we convert 1.0 × 10³kg to g we get? A 100,000 В 1.1 x 105 1.0 x 106 D 10,000

A: kg and g are related as, 1kg = 1000g

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.