Which of the following has 3 significant digits? Choose all possible answers. 4.300 x 10-7 m 41.0 mm 0.430 pm 400. km 0.0430 pens

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

A:

Q: Q2 State the number of significant figures in each of the following measurements: 4.5 m 204.52 g…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

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: 6. How many significant figures does the following number have: 0.002040 6. O 4 2

A: Given: 0.002040

Q: Which of the following numbers is the smallest?     5.32 x 10-4     5.32 x 10-3     0.0532…

A: To compare the numbers, first of all, all of them should be in scientific notation. The third value…

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: Which of the following measurements contains 4 significant figures?   Question 1 options:   0.0040…

A: Zeros between two non-zero digits, non zero digits, digits in scientific notation and terminal zeros…

Q: Convert 0.0440 km to meters. The answer must have the correct number of significant digits 44.0 x…

A:

Q: Drag the answers that have been correctly rounded to the appropriate number of significant figures…

A:

Q: Add or subtract the following measurements. Be sure each answer you enter contains the correct…

A: Given4.50 mL + 0.827 mL =  mL11.827 mL + 8.9 mL =  mL14.97 mL + 9.800 mL =  mL

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: TV waves travel at the speed of light (“c”), roughly 3.00 x 108 m/s. How long does it take for a Tv…

A: Given: Speed of TV wave=Speed of light (“c”)= 3.00 x 108 m/s. Distance between the edge of our solar…

Q: Which of the following has exactly four significant figures? 0.0592 0.08206 8.314 5420 5.4 x…

A: Significant figures of a number are the digits which gives a meaningful contribution to the…

Q: Very large and very small numbers are easier to write in scientific notation. For example, the…

A: Exponential notation for a number can be written in such a way that large numbers are written in…

Q: To the correct number of significant figures, what is the answer to 8119 x 0.000023? 0.19 0.186737…

A: To find the answer in correct number of significant figures, 8119 X 0.000023?

Q: Determine the number of significant figures. 1. 100432.6783 / 2 2. 0.000004523 x 2.34 + 10.00000…

A: To determine the significant number, we need to count significant number in given values and then we…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: The expressions given are,

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: The expressions given are,

Q: How many significant figures should the answer to this calculation have? 0.998213 g 10.00 mL X mL 1…

A: Calculate significant digit in the given questions---

Q: Question 1: Determine whether the answer to each calculation has the correct number of significant…

A: (1)

Q: Write each of the following numbers as “ordinary” decimal numbers.   6.244 x 10^3   9.117 x 10^-2…

A: a) 6.244×103 6244 b) 9.117×10-2 0.09117 c) 8.299×101 82.99

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: This problem is based on significant figures.We know that , According to the rule for significant…

Q: Multiplication - express all answers in the correct significant figures - be sure to include units…

A: given, 9.963 kg×2000 kg

Q: Which of the following has the same number of significant figures as the number 10.3100? 8.66…

A: In the given question we have to find the number which has same number of significant figures as the…

Q: Determine the number of significant figures in the answers to these math problems: 9,382.65 + 60.152…

A: In the case of addition and subtraction, the number of decimal places in the final answer will be…

Q: Are the answers written using the right number of significant figures? Explain. 1)…

A:

Q: 865×[1259−(3.98×106)]. Express your answer to the appropriate number of significant digits.

A: In this, first subtraction has to be done.  The values given in the brackets is multiplied and then…

Q: Which numbers have five (5) significant figures? Choose all that apply. 3.97410 x 1012 2.3926 x 103…

A: For determining the significant, we consider the rule- 1) If no any decimal is present then not…

Q: Complete the following operations and write your answer with the correct number of significant…

A:

Q: Eic current of 25.10 A transports 790. μµC of charge. Calculate the time this took. your answer has…

A: Charge (q) = current (i) × time (t)

Q: Which of the measurements contain four significant figures? 5.0×10^4 3957 1.000×10–3 0.01000.0100…

A: A multiple choice question based on significant figures, which is to be accomplished.

Q: Suppose you are trying to find the volume of a box based on the given measurements for the length,…

A: Given,length, l = 2.20 inwidth, w = 3.71 inheight, h = 10.4 in + 1 in

Q: Perform the indicated mathematical operations. State the uncertainty of the final answer as +…

A: It says that the answers should be written in terms of the least significant digits of teh given…

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.