Please check my work. Also, did I round to the appropriate number of significant figures

Q: 1. Carry out the following mathematical operation and give the answer before rounding 4.396 g +…

A: The mathematical operation follows the following order: Multiplication - Division - Subtraction -…

Q: Which n 15. Carry out the following mathematical ope significant figures. a) 116.3 ст —0.33 ст…

A: 15. Given, a) 116.3 cm - 0.33 cm = b) 137.8 mL + 25 mL =  c) 21 mg + 13.8 mg + 130.36 mg =

Q: how many significant figures would my answer have if i devide 94.997grams/10mL?

A: Significant figures- Uncertainty in measured value leads to uncertainty in calculated results.…

Q: Perform these calculation and express the result with the proper number of significant figures. a.…

A: The question is based on the concept of significant figures. we have to write the expression of this…

Q: Perform the indicated math operation, and round off the answer to the correct number of significant…

A: Significant figure calculation rule used in multiplication or division: The number of significant…

Q: What is the correct answer to this calculation, reported using the proper number of significant…

A: -> In Multiplication and division answer contains lowest number of significant digit.-> In…

Q: 5. The following are three different scales. Determine the correct reading indicated by the arrow.…

A: Accuracy is the term used for the measurements taken near to the original value. Precision is the…

Q: 56. Round the number on the left to the number of significant figures indicated by the example in…

A: Significant figures of a number are those which are absolutely necessary to explain the numbers…

Q: Determine the answer to... 14.8x104 1.0x107³ Enter your answer in standard notation with proper…

A: The numbers that can add meaning to the total value of a quantity or a number are called significant…

Q: 5 - Which of the following numbers are not rounded correctly to 3 significant numbers O a) 1367 >>>…

A: Significant digits are those numbers which are important to used during mathematical operations.…

Q: The sum of 91.20 and 92.973 should be reported with—- digit(s) after the decimal point.

A: The numbers given are 91.20 and 92.973.

Q: (1.678x10^3m^2)/(1.6267x10^2m) ...I just need help with the sig figs and units

A: (1.678 X 103 m2 ) / (1.6267 X 102 m)Calculate the above problem with correct significant and unit.

Q: Complete the following problems.  Show the correct number of significant figures and units in your…

A: As, we know that: 1 cm3 =1 g. This concept we have to apply on this question ,including significant…

Q: Rewrite this number in nonscientific notation, to the correct number of significant figures. 5.15 x…

A: The nonscientific notation of the above number is given below

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: Determine the precision of the graduated cylinders, and get the volume with the right significant…

A: Significant figures are the digits of numbers that are the accurate and more reliable value of data.…

Q: (0.0045×19000.0)+(2818×11) Express your answer to the appropriate number of significant digits.

A:

Q: 3) perform the following calculations and round each to the correct number of significant figures.…

A: A- 410.777----->410.8 B-1.002095558------>1.0021

Q: Given W=0.003793258±0.000074295, write Win scientific notation with the correct number of…

A: The objective of the question is to write the given number in scientific notation with the correct…

Q: The density of a metal is 8.67 g/cm³. How many pounds are in 298.86 in3 of the metal? (You can use…

A: Given  Density of metal = 8.67 gram/cm3 Volume = 298.86 inch3 Mass in pounds = ?

Q: Use this information to convert the following into the notation that OWLN2 requires Express 31240…

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

Q: The density of a mahogany wood is said to be 497 - 849 kg/m3, compute the values to g/mL and g/cm3.…

A: 1kg = 1000g  1m3 = 1000L 1L = 1000mL 1m3 = 1000 × 1000mL  1 m3 = 106mL Now we have 497kg/m3

Q: What is The Real Rule for Significant Figures? The Real Rule for Significant Figures: A. All the…

A: Soln Here both options A and B are true in case of rules for defining significant figures. So option…

Q: 836.2 MHz (common frequency used for cell phone communication) Express your answer in joules using…

A:

Q: The number 0.0007270 is larger than the number 5.7 × 10-³.     a. true b. false

A: Given numbers are0.0007270 and 5.7 × 10-3

Q: Round to 1 significant figure 0.141700 1.10951 Round to 2 significant figures 3.00000 10.7190…

A: By following significant figure rule we can round off the given numbers to appropriate number of…

Q: Round each number to two significant figures  233.356       0.002353.   can you please…

A: Interpretation : We have to count number of significant figures.

Q: 55.09 AL Express your answer in moles to three significant Agures.

A: To calculate moles of Al in given mass , we would use molar mass of Al.

Q: The density of mercury is 13.6 g/cm3. The mass of 38.0 cm3 of mercury is ________ g.

A: According to the rules for determining the number of significant digits in answer :  The result of…

Q: Circle one: When performing the above calculation, significant figures / decimal places are the…

A: The given question asks about the primary consideration which must be taken care of while performing…

Q: 14.3476 +2.67 Express your answer in appropriate significant figures. 953.2140.7329 Express your…

A: Significant figures: The number of digits that are used to express the quantity. Appropriate…

Q: Width 3.56 cm Length 5.425 cm

A: Area of a rectangle with length (a) and width (b) =ab The least number of significant figures in any…

Q: Part A pH 9.0 Express your answer using one significant figure. (H3O*] = M Submit Request Answer…

A: The pH of a solution measures the hydrogen ion concentration on the negative logarithm scale. It can…

Q: number with the lewest sighilicant igures. ecognized to be uncertain. We call nificant figures.…

A: The question is based on the concept of significant figures. we have to follow the rules of…

Q: would this answer be following the correct number of significant figures

A: For a given question, the answer should be reported in required number of significant figures if…

Q: 1. Calculate the volume of ball bearings 1 - 7 and record the result with excess significant figures…

A: Since you have asked multiple questions, we will answer the first one for you. To get the remaining…

Q: Write each of the following numbers to 3 significant figures in exponential or scientific notation.…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: Round 97765341.2 to three significant figures.  Report your answer in standard notation.  Do not…

A: Given number - x= 97765341.2  Calculate - Represent in three significant figures in standard…

Q: 8 - Which of the following numbers are not rounded correctly to 3 significant numbers ? a) 1.5587…

A: There are different numbers , that can be rounded to 3 significant Numbers as -  (1) 1.5587 =>…

Q: Can you please fix this answer to be in decimal form in the correct amount of significant figures?…

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.