An object measuring 25.0 inches will have a length of___centimeters round your answer to the correct number of significant figures

Q: A.1.36 × 10% B. 1.36 x 10 Q3. Precision refers to how a measured number is close to A. Other…

A: Precision is a method to check the validity of the measured values of an experiment.

Q: 1000 mL = 1 L Convert 310.0 mL to L. Please include the proper unit and correct number of…

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: Round each answer to the correct number of significant figures. 28.10 3.29 8.5410 = 9+2.8 - 0.135 +…

A:

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: Round off each of the measurements to two significant figures. 32.1246L and 0.00894753 cm   Express…

A: Rules for rounding significant figures :- 1. If the rightmost digit to be removed is greater than…

Q: Indicate the number of significant figures in each number. If thenumber is an exact number, indicate…

A: a) 305,435,087 (2008 U.S. population) - unlimited number of significant figures This is the…

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: Solve and write answer in scientific notation with significant digits 888*10^14*4.00*10^-6 –…

A: Solve and write answer in scientific notation with significant digits----

Q: Carry out the following multiplications and divisions, expressing your answer in scientific notation…

A: a)  (3.20 × 107) × (1.720 × 105)       ( 3.20 × 1.720) ×10(7+5)            5.504 × 1012

Q: A sample of mercury has a mass of 581.0 lb and a volume of 0.686 ft'. What is its specific gravity?…

A: In the given question we have to define the unit of specific gravity, we know that, Density = mass /…

Q: To what decimal place should each answer be rounded? How many significant figures does the rounded…

A: Given : Unrounded answers  To find : Correct rounded answers with proper significant figures…

Q: Round each answer to the correct number of significant figures. 9 +2.8 - 0.135+10.8=22.265 My…

A: The significant figures refer to particular digits in a number. According to the measurement rule,…

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: If object A weighs 6.0 grams and has a volume of 3.0 mL and object B weighs 9.0 grams and has a…

A: Given :-  Mass of object A = 6.0 g  Volume of object A = 3.0 mL  Mass of object B = 9.0 g  Volume of…

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: Which of the following measurements are recorded to four significant figures? Select all that apply.…

A:

Q: Express the number 554,780,000,040 in scientific notation to three significant figures.

A: In scientific notation, we use the form A X 10-B where A is the approximate number with required…

Q: To what decimal place should each answer be rounded? How many significant figures does the rounded…

A: The answer is given below-

Q: An aspirin tablet has a mass of 9820.0 mg. Report the mass of the tablet in: grams: • kilograms: kg…

A: The given tablet has mass of 9820.0 mg and has 5 significant number. So each result must have 5…

Q: How many significant figures does the number 48.050 have? A) 3 B) 4 C) 5 D) 2

A: The number 48.050 have significant figures  - 5

Q: 3 NO2 (g) + H20 (1) → 2 HNO3 (aq) + NO (g) Express your answer using one decimal place.

A:

Q: Calculate the mass in grams of a rectangular solid that has a density of 3.96 g/cm³ and measures…

A: Density is related to mass and volume as shown below: Denity=massvolume From here, mass can be…

Q: An object measuring 0.76 decimeters will have a length of ________ centimeters. Group of answer…

A: We know that: 1.0 decimeter = 10 centimeters Convert the given decimeters into centimeters.

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

A: To how many significant figures the answer of given equation A be rounded, it is to be determined.…

Q: A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 x 10 g. Use this information to answer…

A: Mole interms of mass :   mole  = given mass/ molecular mass   n = w/M    Mole interms of particles…

Q: The number of significant figures in 4500. is A) 1 B) 2 C) 3 D)…

A:

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

A:

Q: 12.79 mL of a liquid has a mass of 15.34 g.  What is its density? Report to four significant digits.

A: Volume of liquid = 12.79 mL Mass of liquid= 15.34 g   We know that ; Density = mass / volume By…

Q: A scientist obtains the number 0.045006700 on a calculator. If this number actually has four (4)…

A: According to the rules of a significant number, zero right side of the decimal is not considered…

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

A: a)(3.0cm3)(8.0cm2)=?. This is simple multipication of two magnitude having different unit power.…

Q: To what decimal place should each answer be rounded? How many significant figures does the rounded…

A: A)The number 11.8 is rounded to 12 Since in the given number there is no decimal place after 9.Thus…

Q: Perform the calculation to the correct number of significant figures: 4.005x74x0.007

A: Multiplication of significant figures:- The answer of multiplication should be reported by taking…

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: Round off each of the measurements to two significant figures. 1.734 kg

A: As we have to round off for 2 significant figures, we will see 3rd significant figure, if that is…

Q: A person is 6 feet 9 inches tall; how many cm tall are they? 2.54 cm = 1 in. Report your answer with…

A: Given :  Height = 6 feet 9 inch  2.54 cm = 1 inch

Q: Find the Density: A solid object has a mass of 1.86 lb and a volume of 160 mL. Express your answer…

A: Density of the Substance is the mass of that Substance present in particular volume of this…

Q: Round 100378 to 3 significant figures and put in scientific notation.

A: All zeros between non- zeros are significant. Zeros after decimal are significant  Zeros before…

Q: Directions: Please answer the following questions to the best of your ability. 1. Round the…

A: Since your question has multiple parts and multiple subparts, we will solve first three subparts of…

Q: Round this short operation to the appropriate number of significant figures: (0.270 / (0.460 -…

A: We use BODMAS rule which states we should calculate the Brackets first (2 + 4 = 6), then the Orders…

Q: (0.714000) / (2.80 x 10^-15)     (This is 10 to the  -15th power) Espress in scientific notation…

A: Significant figures of a numbe are digits in the number that are necessary to indicate the quantity…

Q: Round 2345 to 3 significant figures and put in scientific notation.

A: The question is based on the concept of significant figure and rounding off calculations. there are…

Q: Carry out the following multiplications and divisions, expressing your answer in scientific notation…

A:

Q: Round 3.075 to 3 significant figures and put in scientific notation.

A: Rounding significant figures :- * If the rightmost digit to be removed is greater that five then…

Q: graduated cylinder contains 20 mL of water. and irregularly shaped object is placed in the cylinder…

A: Given, graduated cylinder contains water = 20.0 mL Water level rises = 31.2 mL Total volume of water…

Q: Perform the calculation and record the answer with the correct number of significant figures. (6.5 –…

A: Significant figures refer to the number of digits that are involved in the determination of the…

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

A: Introduction :- We can always multiply or divide measurements having same unit or different units.…

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.