Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. 123.2 m+ 0.86 s = mol 93.4 - L -X 43. L = mol mol 2.09 x 1.525 L = L Explanation Check mol X 5 MacBook Pro © 2022 McGraw Hill LLC. All Rights Reserved. Terms of U

Q: it says to only use 2 significant figures. please try again.

A: Ideal gas equation is  PV = nRT Where,  P is pressure of the gas  V is volume of the gas n is no. of…

Q: 29. When a measuring scale is used properly to the limit of preci- sion, the last significant digit…

A: The value which is close the measurement to each other is known as precision.

Q: How to convert 26.7 mm to um and 27.6 mm to yards.

A: 1) 26.7 mm to um i.e micrometer  Since 1 m = 100 cm  1 cm = 10 mm  And 1 m = 106 um Since to convert…

Q: 1. How many significant figures (1) 0.0044500 m (4) 1.00 × 10³ s are in each measurement? (2) 5.003…

A: All non-zero digits are significant.Zeroes in between two non-zero digits are significant.The…

Q: Can you tell me how to arrange numbers of scientific notation in order from largest to smallest?

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

Q: four imegular solid is made of lead (Pb) which has a real density (theoretical yield) of 11.34 g/ml.…

A:

Q: Compute 6.28 x 10 + 8.30x10" Express your answer to three digits.

A: In the given question, the following calculation has to be calculated: 6.28 x 1013 + 8.30 x 1011 The…

Q: What are the reference points in thermometer with Celsius scale?

A:

Q: Can you explain to me about the significant figures addition and subtraction rule? Example of the…

A:

Q: does the answer have correct significant digits placements?

A: We have to calculate the pH. From the previous answer, the given data is The pKa = 1.96. The…

Q: hange the following measurement to the appropriate SI unit. The final unit required is shown to the…

A:

Q: How do you figure out the scientific notation of it? I

A:

Q: I can only have 2 significant digits make sure you are reading the full question.

A: The calculation is correct. The answer is to be rounded to 2 significant digits

Q: Rounded 17,997 to tow decimal places

A: Scientific notation: Scientific notation is a way of expressing numbers in decimal form with…

Q: Express the number 0.002316 using scientific notation. Digits to the right of the underlined digit…

A: The given number is 0.002316 and we have to write scientific notation of this number.

Q: -37.1 Celsius to Fahrenheit round to 3 significant digits

A: Celsius serves as the standard measurement for temperature in both practical and scientific…

Q: I need it the answer in decimal form and with only 3 significant figures.

A:

Q: Calculate the answer with the proper number of significant digits: a) 387.8 + 24.76 b) 35/156 c) 65…

A: Calculate the number with correct significant digit-

Q: Solve for: 146.381 mL -31.4 mL= report answer to the correct number of decimal places and include…

A: Significant figure represents all the digits of a number that are significant with respect to…

Q: Solve and write answer in scientific notation with significant digits: 1. 70,000.0 *…

A: Scientific notation is a way  by which a very large or small number is represented,  it should be…

Q: Solve: ) -5) 6.00 x 10 x (8.00 x 10 8.00 x 10 x (681)

A: Mathematical tools are the tools which can simplify the complex equations and calculations. Simple…

Q: Why are significant digits important when taking data in the laboratory?

A: Significant figures are used to express the degree of accuracy of an answer.

Q: QUESTION 10 How many digits should be recorded when taking mass measurements with a digital balance?…

A: The digital balance measures the mass of a substance. The number of digits shown in the digital…

Q: 1. An object was carefully weighed on three different balances. Each balance was zeroed before…

A: Absolute error: magnitude of the difference between the measured value and the true value. Relative…

Q: I need help with doing scientific notation and converting

A: scientific notation is a method of expressing very small or very large numbers to standard form.it…

Q: D Question 4 Consider an object that is in the shape of a cube with a mass of 45.8 grams. If the…

A: Answer:Density of an object is the ratio of its mass and volume as shown below:Here:

Q: Round off 0.0003419 to three significant digit

A: Method for rounding off is given below: 1. Write the number in scientific notation.  2. All non-zero…

Q: [Review Topics] [References] CHEMWORK Change the following measurement to the appropriate SI unit.…

A:

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: Calculate the percent error in the calculated density. Show your work. % emr = [Measured valeu-…

A: Trial  Volume of water (ml) Mass of water (g) Density of water (D) (g/ml)=Mass/volume D-X (D-X)2 1…

Q: show conversion for 8 meters is how many feet?

A: Given  Distance = 8 meter  Number of fit = ?

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.