40ml 30 20 40ml 10

Q: Express each result to the proper number of significant figures  8.13 x 102+8.13 x 103 1.784 x…

A:

Q: Which of the measurements contain four significant figures? 5.0×10^4 3957 1.000×10–3 0.0100 0.0001…

A: Significant Figures - It basically tells us, how much a value is accurate.

Q: Express 96.342 m using 2 significant figures

A: We have to express the given number  in two 96.342 in 2 significant figures

Q: 0.000 012 58 L Express your answer using three significant figures. 0.00 L

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

Q: Mass of an object with a density of 5.18 mL and volume of 1.68 g/mL

A: It is given that, density of object is 1.68 g/mL and volume of that object is 5.18 mLWe know,Mass of…

Q: Table 2 Weighing by Difference Mass of Empty Beaker Mass of Beaker + Sugar Mass Measurement 69.787 g…

A: Given,  Mass of empty beaker = 69.787 g  Mass of beaker + Sugar = 75.230 g  Calculate the mass of…

Q: Determine the correct number of significant figures in the answer to the problem below. 6.08 x 10*…

A: Firstly we will solve the division and after that the subtraction .  Rule for significant figures:…

Q: Round 12345.6 to 4 significant figures

A: The quantities which come across during the scientific studies are named as physical quantities. The…

Q: Answer the question in the correct amount of significant Figures (12.345+13.45 )2 - 1.0

A: Given,(12.345+13.45 )2 - 1.0

Q: 562+7.1-50.003 Express your answer to the appropriate number of significant figures.

A: Calculate 562+7.1-50.003 Express your answer to the appropriate number of significant figures?

Q: How many significant figures in 0.001500 m? Group of answer choices

A: Rules for significant figures. 1) All non zero digits are considered as significant.  ex: 6789 has…

Q: Convert(give answers in the correct number of significant figures)

A: Unit conversionhere we have to convert 75.2 ul to mlconversion factor, 1 ul = 0.001 mlTherefore,…

Q: Carry out each calculation and report the answer using the proper number of significant figures.…

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Q: Round to the correct amount of Significant figures (218.6-218.59)+0.03

A: To determine the number of  significant figures in a number we have to follow the following rules…

Q: To how many significant figures should each answer be rounded? (6.626 x 10-34 J . s) (2.9979 × 10°…

A:

Q: How do I solve this problem with significant figures in mind?…

A: 1) Identify the number of significant figures in each term of the given problem. 2) While doing the…

Q: Which of the following statements is FALSE ? After rounding to three significant digits, 0.088765…

A: Significant digits of a number can be defined as digits in the number that are absolutely necessary…

Q: (OH] = 3.1x10-10 M Express your answer using two significant figures. ? [H3O*] = M %3D

A: Given  [ OH- ]      =  3.1 × 10-10 M  [ H3O+ ]    = ?

Q: how many significant figures there are in each of the following values 6.97 x 10^-1

A: Those digits which has meaning in the given magnitude is known as significant figures. All non-zero…

Q: Answer each calculation and report the answer using the proper number of significant figures. 1.…

A: 1.  65.2/12= 5.433                                             2.  25.825-3.86= 21.965…

Q: What is the numerical value of 1.2 x 1.222? Express your answer using the correct number of…

A: To solve this we have to consider the significant figure rule of multiplication i.e we have to give…

Q: Round 0.00000002098 g to 2 significant figures

A: We have to round off digit to 2 Sig figs.

Q: Answer the expression below with the appropriate number of significant figures. 2.4 x 10-4 + 3.1 x…

A: Significant rule in addition- During addition of numbers using significant figures, the final answer…

Q: Perform the following calculations and report the answer with the correct number of significant…

A: Addition and subtraction Here, in this case we round the answer to the same number of decimal places…

Q: Answer the expression below with the appropriate number of significant figures. 2.4 x 10-4 + 3.1 x…

A: Significant figures are used to express the result in a more precise manner

Q: Express the following values using the stated number of significant figures: a. 152 mL (2 s.f.) 1.5…

A: During rounding off, if next digit to desired digit is less than 5, we will write that digit as such…

Q: 4. Show the answers with appropriate number of significant figures. 39.9 а. 6.022 x1023 b. 0.0021 g…

A: In case of multiplication or division, the least number of significant figures in any number…

Q: Which of the following measurements are NOT equivalent:

A:

Q: (2×10^−5)(5.09×10^4) (7.70×10^−8)   Above is listed as a fraction   Express your answer using the…

A: In division , the result will contain the least no. of significant figure among the given numerator…

Q: How many significant figures do the following quantities have? a. 6.420 x 106 mm b. 0.00043210 kg…

A:

Q: What is the correct answer (reported to the proper number of significant figures) to the operation…

A: a meaningful contribution in mathematical science which can be expressed In scientific notation,

Q: 0.3 mL Oa. Ob. 0.2 mL 0.29 mL C. d.0.35 mL

A: The given burette contains solution with the burette reading between 0.3 and 0.4 mL.

Q: The metal cylinder and the ring shown below both have the same mass. After the objects were weighed,…

A: The characteristic intrinsic quantity associated with each known substance is denoted as density. It…

Q: Present each answer in significant figures 3+ 9.6+392.76= 546/9.99=

A: Fir addition, answer should be in least decimal number.  For division, answer should be equal with…

Q: What is the reading on the buret to the correct number of significant figures? 30 29 29.69 mL 29.7…

A: We are given picture of a burette containing some liquid with lower meniscus. We need to observe the…

Q: Calculate 5.1234 + 0.033 ÷ 1.650 and report to the correct number of significant figures.   a.…

A: 5.1234  has 5 significant digits. 0.033 has 2 significant digits.…

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: Perform the following calculations: a) 14.86 ml + 15.0 ml + 14.980 ml = b) (42.927 g/ml)(9.00 ml)…

A: According to the rule for significant digits in addition and subtraction, the number of significant…

Q: Read the water level with the correct number of significant figures. 5- 2- mL 5.3 mL 5.32 mL 5.3200…

A: Form, the given picture it is clear that up to 5.3 mL is filled with water. 5.32mL, 5.320mL,…

Q: convert to three significant figures 5.14900*10-3

A: All non zero digits are considered in the significant figures.

Q: How many significant figures are in the following numbers? 0.0240 g 0.10050 L 400.020 mL 20020 cm…

A: some basic rules for counting Significant digits in Given number: All non zeros are countable as…

Q: Calculate and give the correct number of significant figures: (4.5 × 10-14) × (5.2 × 103) = (6.1 ×…

A:

Q: What is the sum of the following two numbers reported to the correct number of significant figures?…

A: 12.426 + 0.002 + 1.3 + 0.1

Q: Determine the number of significant figures in each measurement.  a. 0.049450 s       c. 3.1587 × 1…

A: Rules to determine significant figures:  1. Non-zero digits are significant. Example - 23.54  has…

Q: Which of the following measurements has the correct significant figures for a graduated cylinder…

A:

Q: What is the volume in this picture with correct significant figures? mL 50 50 40 30 40- Close-up…

A: The least count of the graduated cylinder is 1 mL as there are 10 lines present representing 10 mL…

Q: . How many significant figures does each of the following have? A) 275 Gm C) 5000 ml B) 003544 dg…

A: Significant Figures -  These demonstrate the notation of digits that are reliable and absolutely…

Q: Choose the best conversion of 887.913 to scientific notation with three significant figures. 0.888 x…

A:

Q: 23. 2 x 75.33333 = ____________ (significant figures).   A. 100   B. 200   C. 150.6   D.…

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Q: Question 1 The answer to the calculation below should be reported to how many significant figures?…

A: When you substrated two numbers then your results have least decimal place after the decimal point.…

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.