Which of the following numbers conforms to the scientific notation conventions? A. 0.123 x 109 B. -1.23 x 1012 C. 1.23 x 102.1 D. 12.3 x 106

Q: Which temperature is identical on both the Celsius and the Fahrenheit scales? (a) 100o(b) 32o(c)…

A: The formula for the conversion of Fahrenheit to Celsius is represented as: °F= 32 + 1.8°C We have to…

Q: A glass cup contains 94g of acetone. the acetone absorbs some heat and changes temperature by 48…

A:

Q: How does scientific notation differ from ordinary notation?

A: A notation is a system of symbols, characters, and abbreviated expressions. It is used in scientific…

Q: 58. Perform each calculation to the correct number of significantfigures.(a) 89.3 * 77.0 * 0.08(b)…

A: Significant figures are the digits of a number that are meaningful in terms of accuracy or…

Q: D. Determining the Density of a Metal Block 246.1389 Mass of metal block Value of smallest markings…

A: Given that -  Mass of the metal block = 246.138 g  Length of block = 2.98 cm Width of block =  2.98…

Q: The diameter of Jupiter is 142,984 kilometers. The diameter of Mercury is 4,878 kilometers. (a)…

A: Given that,  Diameter of Jupiter = 142984 Km Diameter of Mercury = 4878 Km

Q: esult as a number without units. You may use standard or exponential notation d be entered as…

A:

Q: Convert the following numbers into scientific notation.: (Eg. 852300 = 8.523 ∙ 105) a) 0.0005698 b)…

A: Scientific notation is the manner to express very smalland very large numbers by using  10n, where n…

Q: Look up the measurement of the approximate thickness of a human hair.a. Convert the measurement to…

A: (a)

Q: I’m having trouble with a homework problem.A graduated cylinder contains 155mL of water. A 15.0-g…

A: The problem asks for the final level (volume) of water in the cyllinder after addition of iron and…

Q: Decide whether each proposed multiplication or division of measurements is possible. If it is…

A:

Q: Professor X is doing an experiment, based on the data controlled temperature turned to 56 °F. What…

A: Given: temperature in oF=56oF To find: Temperature in oC

Q: A cylinder of gas has a volume of 7.250 L.  Convert that volume to quarts (qt). Express your answer…

A: A numerical problem about conversion of Liter into quarts, which is to accomplished.

Q: 9. Convert-273°C to Kelvin.

A: There are different units of temperature like Kelvin, Celcius, and Farenheit and all are…

Q: Convert following into scientific notation:

A: Scientific notation is defined as a way of writing very small or large numbers.

Q: 6. A box contains a mixture of small copper spheres and small lead spheres. The total volume of both…

A: Given,  The total volume = Vt = 427 cm3 Total mass = mT = 4.36 kg = 4360 g.  Assume the volume of…

Q: A jogger runs a mile in 13 minutes. Calculate this speed in meters/sec. (1 mile = 1.609 km) m/sec…

A: Given : Distance travelled by jogger = 1 mile  Time taken = 13 mins

Q: Is 74.5 x105 written using scientific notation

A: scientific notation is an expression where a number which is less than 10 is multiplied by power of…

Q: 6. Convert 6.015km to the following units. Round your answer to 4 sig. a. meters b. miles c.…

A: Given: measurement = 6.015 km a) since 1 km = 1000 m => 6.015 km will be = (1000 m / 1 km) *…

Q: 9. The Sl standard unit of length is the. a) meter b) yard c) kilometer 10. Volume is the Derived Sl…

A: “Since you have asked multiple questions, we will solve the first three questions for you. If you…

Q: A student pours 40.0 g of water at 17 degrees celsius into a beaker containing 111.2 g of water at…

A: Given that,Amount of water at 17 degree Celsius is 40.0 gAnd the amount of water again at 17 degree…

Q: e ruler is in centimeters (cm). Record the length of the rod below taking into count any uncertainty…

A: Centimeter is unit of measuring length. Meter, decimeter and millimeter are other units of length.

Q: The density of titanium metal is 4.51 g/cm3 at 25 CWhat mass of titanium displaces 69.2 mL of water…

A:

Q: A meter is about an/a [A] inch [B] foot [C] yard [D] mile * O A C D

A:

Q: A hallow square metal tube has a measurement of 3.11 in for ewch side and a weight of 53.81g. The…

A:

Q: When subtracting or adding two numbers in scientific notation, why do the exponents need to be the…

A: To find: The reason for exponent to be same when adding or subtracting two numbers in scientific…

Q: It is important that scientists use units that are understood on a global level. These units are…

A: The International System of Units (SI) is a series of units that are accepted and used throughout…

Q: Decide whether each proposed multiplication or division of measurements is possible. If it is…

A: ->Multiplication and division of different units are possible. ->Addition and substraction of…

Q: A small hole in the wing of a space shuttle requires a 16.0 cm ^ 2 (a) What is the patch's area in…

A: Since we know that  1 cm = 10-5 km  1 cm2  = (10-5)2 km2 = 10-10 km2

Q: A physical chemist measures the temperature T inside a vacuum chamber. Here is the result. T=-21.8…

A: Given, Temperature, T = -21.8 °C The temperature value in S.I units is :

Q: 15) Which one is the derived unit? ( 16) 17) A) Length B) mass C) Time D) Force Which one is not the…

A: Questions are about units errors and chemical and physical changes

Q: The density of mercury is 13.6 g/mL. Comment on how the density of mercury could cause environmental…

A: Here we have to comment how the density of mercury could cause environmental problems-

Q: Density of some metals Metal Density (g/cm³) Aluminum 2.70 Copper 8.95 Gold 19.3 Iron 7.87 Lead 11.3…

A:

Q: 1. 23.78 hg = kg %3| 2. 3423 L= cL 3. 9.643 Mm = m

A:

Q: An unknown substance has a mass of 12.98 g and a volume of 1.79 cm³. What is the density of this…

A: Density = mass ÷ volume   Given :- mass = 12.98 g                Volume = 1.79 cm3

Q: Convert -469 Fahrenheit (F) to Celsius and Kelvin scales. Select one: O a.-883 °C,-611 K Ob.-273 °C,…

A: To convert Fahrenheit to celcius we have to use the formula  °C = (5÷9)×(F-32)  we have given that…

Q: (5) One meter contains how many micrometers? A: 1x 109 B: 1 x 10-9 C: 1 x 10-6 D: 1 x 103 E: 1 x 106

A: 1 Meter contains 1 × 106 micrometres.

Q: Convert (7.27x10^2) nm into SI units using scientific notation.

A: We have to Convert (7.27x10^2) nm into SI units

Q: The proper scientific notation for 0.004050 is:      a. 4.05 x 10-4                b. 4.05 x 104…

A: Scientific notation: The scientific notation of a number is nothing but expressing a number in the…

Q: A metal cube has a mass of 0.112 kg is dropped into a graduated cylinder containing 0.030 L of…

A:

Q: The lowest temperature recorded in a particular city during the past year was −10.73−10.73 ∘∘C. What…

A: Given  Temperature = -10.73℃ Temperature on the kelvin Scale = ?

Q: Diameter (om Helght (cm) Mass (a) Density (g/cm) Object A 1.17 2.39 3.612 Object B 1.19 2.10 3.306…

A: by any programming language you can do it easily

Q: Mass of group is in-lbs is 475.0lbs convert it to  kg  cg

A:

Q: Someone invents a new unit of measurement called a yterg and defines that 14.6 grams is equal to…

A:

Q: Convert following into scientific notation: 850

A: We can write 850 in scientific notation as   1. Write down 850 in decimal place as :          850…

Q: 10. The amount of spaces between particles of matter can be measured. How do we measure the space…

A: Density of a substance is the mass per unit volume. Volume of a substance is the measure of three…

Q: O Convert 30 inches /second to miles / hour t llailelbo seconds 60 mindes 30 inches second…

A: Please find the attachment,

Q: Conversions: follow the same format in the image provided and answers must be in scientific…

A: Conversion of the given measurement ---

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.