Write the number in expanded form. 5.67 x 105: 8.08 x 10-3:

Q: 2.36 mL to L 3401.00 g to kg

A: A) 2.36mL to L We know that, 1 mL = 0.001 L So , 2.36 mL = 2.36×0.001 L= 0.00236 L

Q: 0.0385 500 100 0.0330 600 200 0.0288 700 300 0.0255 800

A: a) The concentration is same for the both reactants and the rate law is given as,…

Q: How many significant figures are in 0.20 L? 0 1 0 2 O 3

A: In this question, we will see the number of significant figure in the given value of Volume.

Q: Describe how scientific notation makes it easier to work with very large or very small numbers

A: Scientific notation means to express a value in the multiples of 10 or an exponential notation where…

Q: 1. Are the zeros in these numbers significant? Write yes or no. (а) 503 (b) 0.007 (c) 4200 (d)…

A:

Q: Write the numbers in scientific notation. 673.5 673.5 = x 10° 0.034 0.034 = x 10 b =

A: The numbers given are 673.5 and 0.034.

Q: How many significant figures are in: a) 5.71 x 10 ^13 b) 4.4 x 10 ^5 c) 3 x 10 ^ -6 d) 4.000 x…

A:

Q: Write the following numbers in scientific notation:(a) 282.0     (b) 0.0380     (c) 4270.8     (d)…

A: significant figures are the standard and excepted forms of notation of representation of numbers.…

Q: Units (c) (20.0 g - 8.5 g)/(0.028 mL - 0.002 mL) Hint

A:

Q: (8.01-7.50)/3.002

A: On solving this type of questions we use BODMAS rule. B - Bracket O - Of D - Division  M-…

Q: Round each number to three significant figures. 25,401 1,248,486 0.001265982…

A:

Q: What is the difference between an exact number and an inexact number? Give an example of each type…

A: The arithmetic numbers can be categorized into two categories: exact and inexact numbers. These…

Q: megagrams 6.2 ki log rams = ? deciliters hectoliters

A:

Q: 0.0578 0.0867 0.1156 0.1445 0.1926 0.2407 02889

A: Freundlich isotherm equation as,

Q: Express the following numbers in scientific notation.a. 34,500            d. 789b. 2665…

A:

Q: 10−6 ÷1.60×10−19 16.503 − 5.49 −10.012 + 24.67

A: This problem can be soved by applying BODMAS rule which operates the following operation in the…

Q: Calculate the volume

A:

Q: Express the following numbers in scientific notation: 1. 1 230 045 600 000 2. 0.00000876000 2meinos…

A: Given numbers -  1) 12300456000002) 0.000008760003) 0.00034500x10-24)958000.8900x10-6 We need to…

Q: What is the mass (g) of 10.0 mL cottonseed oil? The density of cottonseed oil is 0.926 g/mL at 20.0C

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: 20. 25 m/s to miles/hr

A: Unit conversion: (20) 25 m/s to miles/hr As we know that; 1 mile=1609.344 m1 m=11609.344mile…

Q: Solve this equation with the appropriate significant figures. 181.34 x 1930.4582 =

A: The given equation is - - - > 181.34 x 1930.4582 = 350069.289988 =350070

Q: Solve following using Significant figure rules - (2502.20 x 21.00)/ 3.0

A:

Q: 3.6 *10^4 mg to kg

A: Given that : We have to convert 3.6 x 104 mg to kg.

Q: 7 2.00 8.00 8 1.00 9.00

A:

Q: 3. What is the correct volume in each of these containers with appropriate significant figures? -34…

A: The answer is as follows:

Q: 5 -20 1.3 x 10 1 x 10-20 IS 3.6 x 10-29

A: It is given as, H2S⇌2H+ +S2- The H+ concentration is given as, H+=1+0.1×2H+=1+0.2H+=1.2M

Q: Units (d) (4.827 g+ 0.010 g)/(10.64 mL -8.557 mL) = i Hi

A:

Q: 0.0289 0.0578 0.0867 0.1156 0.1445 0.1926 0 2407

A: The surface area as, A=N' ×A1

Q: The number 158.70 in normal scientific notation, showing proper significant figures is:

A: Given number= 158.70 In scientific notation, Decimal will be placed after first number , so

Q: d. 55 g to lb e. 7.0 x 10* kg to mg f. 8,760 mL to kL g. 100 ft’ to mL h. 55 mi/hr to m/s

A: This method used to convert one unit to another. In order to do this a conversion factor must be…

Q: Write the numbers in scientific notation:   291.7 = __________X10^x ________________ Where X…

A: In scientific notation, all numbers are written in the form: where the exponent n is an integer,…

Q: Two reasons to write a number in scientific notation are when it is either very big or very small.…

A: scientific notation was developed to easily represent numbers.

Q: 110.0 HO (M.H] 162.0 1340

A:

Q: Write the following numbers in scientific notation.a. 0.0045834 mm         c. 438,904 sb. 0.03054 g…

A: hen the number is too small o too large for any calculation. Then the number is converted to…

Q: 1/s) 10 [A] 0.660 [B] 1.23 105 4.01 1.23

A: To find the forward and backward reaction rate constant and equilibrium constant for the below…

Q: 908oz to kilograms 12.8 l to gallons 125 ml to quarts

A: Ounce (oz) or kilogram (kg) are the units of mass. The relation between ounce and kilogram is…

Q: A 50mL beaker has a mass of 42.503g.  Make the following conversions    mass in dg

A: It is given that the mass of a 50 mL beaker is 42.503 g and it is required to convert the given mass…

Q: How many meters in a kilometer? 0.1 0.0001 103 104 O 0.01 O 10 O 10,000

A: How many meter in Kilometer ?

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

A: Write the numbers in scientific notation-

Q: 5. Express the following number in scientific notation: 0.000010024 µL

A: Scientific Notation is used to express very large number or very small number conveniently.

Q: The number 1960900, when rounded off to 4 significant figures, would appear as _______   a. 1.961…

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

Q: How many centimeters in a millimeter? O 0.01 O 10* O 0.1 10 O 0.001 A10000

A: To Solve this problem we have to convert millimeters into centimeters

Q: How many significant figures are in the following: c.) 0.00145 d.) 100365 e.) 1.20 x 10² f.)…

A: Significant figures in the given data are determine using following concepts :-  1) All non-zero…

Q: Rank the numbers from greatest to least: 5.67 x 102 3.45 x 104 4.56 x 103 1.23 x 106 2.34 x 105

A:

Q: 457000 = 0.00058000 = 3577.2 x 105 = %3D che corresponding decimal form of each number below 5.580 x…

A: Converting given numbers to scientific notation 457000 is scientifically written as 4.57× 105…

Q: Determine the number of significant digits in each of the following 234 204.6 0.00245 10.00245…

A: The number of significant digit rule  The non zero digits are present , then they all are…

Q: The number 3.83 x 10-3 can also be written as _____.

A: Given data,

Q: A. Type the number 1340000 in scientific notation. B. Type the number 0.000354 in scientific…

A: Number written in smallest form is known as scientific notation. Extended form is known as standard…

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.