Write the correct number if significant figures for the following numbers a. 2 816.0014    b. 0.001247    c. 87 000

Q: A jogger runs a mile in 8.92 min. Calculate the speed in in/s.

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Q: State the temperature on the Celsius thermometerB to the correct number of significant figures:

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

Q: 8. Which number contains four significant figures? A) 3.978 B) .780 C) .0085 D) 1700 E) 1750 a O b e…

A: Explanation to the correct answer is given below.

Q: Convert 212 °F to °C. Write the numerical value to the correct number of significant figures only.

A: There are different temperature scales, the values on which can be inter-converted.

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: ANS. -0.82 m3

Q: determine wheather the zero in each number are significant  2050  9.00x10^2 0.0530 0.075 300…

A: The given numbers are represented as follows: 2050 9.00×102 0.0530 0.075 300 285.00

Q: Round off or add zeros to calculate answers to give a final answer with three significant figure…

A: The rules for significant figures are: 1)  Zeros between two non-zero digits ARE significant. 2) All…

Q: The number 3332.914 rounded to 3 significant figures is

A: Answer is given below

Q: 49. Round each number to four significant figures.(a) 255.98612 (b) 0.0004893222(c) 2.900856 * 10-4…

A: The following rules can be followed to round up the final answer to the significant figures.…

Q: CHEMWORK Change the following measurement to the appropriate SI unit. The final unit required is…

A:

Q: An empty container with a volume of 9.850 × 102cm3is weighed and found to have a mass of 124.6 g.…

A: Density is given by the ratio of mass of the substance to that of the volume of the substance.

Q: 4. Express in scientific notation. Include all significant figures. 0.000000738592

A: Answer: When we represent a number in scientific notation, there are two components of it, one is…

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

A: Unit conversionhere we have to convert 59 L to ulconversion factor, 1 L = 1000 ml…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: Distance is measured in different units such as meters (m) , centimeters (cm) , millimetres (mm) ,…

Q: A new temperature scale has been invented called the °GS. If the temperature is -105 °C, calculate…

A: Formula for calculation: C = 3.1/(16.8 - GS) Given that: Temperature in degrees C = -105

Q: A metal has a mass of 30.000g when it is placed in a graduate cylinder containing 20.0 mL of water…

A: According to Archimedes principle, the volume of solid submerged in the water is equal to the volume…

Q: 1(a) Convert the number 0.0000735 to scientific notation. (b) Round off the number 24.15725 to the…

A: Applying concept of scientific notation and significant figures.

Q: ln[A]t/15.4=−(4.78x10^−4M⋅d−1)(1.1x10^4d) forgot how to solve for [A]t

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Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A:

Q: Write the following numbers in standard notation. Use a ter-minal decimal point when needed:(a)…

A: when we are going to convert scientific notation to standard notation , we have to multiply the…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A:

Q: A student sets up the following equation to convert a measurement. (The? stands for a number the…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: A block of aluminum has a mass of 675.27 g and a volume of 250. mL. Calculate the density of the…

A: A numerical problem based on density determination, which is to be accomplished.

Q: The number with the most significant zeros is . A) 2.5100000 B) 250000001 c) 2.501 × 10-7 D)…

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Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A:

Q: e length

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Q: Using the significant digits, what is the temperature change if the initial temperature is 13.6…

A:

Q: Perform each calculation to the correct number of significant figures. a)( D) (569.99 - 233.1) + 5.3

A:

Q: Round each of the following numbers to two significant figures.a. 6.2262 b. 3895 c. 6.885 d. 2.2247…

A: (a)

Q: B. Significant figure. Identify the total significant figure of each item. 1. 786.39 cm 2. 0.009 mL…

A:

Q: Count the significant figures of each quantity. a. 579.420 b. 3.14159265    c. 2 × 1011 d. 50.1…

A: Count the significant digit in each of them--

Q: MEASUREMENT Setting up a one-step unit conversion A student sets up the following equation to…

A: 1 mL = 0.001 L

Q: 10) Solve each problem and report your answer to correct significant figure and units. Remember that…

A: 244.15 kg 18.36 ml 152.5 cm 0.4049 g/cm3 11.5 lb.ft/gal 3.488 × 106 mg/cm3 1.761 × 102 nm 1.987 ×…

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: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: The given value is = -2.5×105 Ncm The student is going to convert the unit of N/cm into N/mm.

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: Since we know that 1 m = 100 cm  hence cubic the above values we get  (1 m)3 = (100 cm)3  => 1 m3…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A:

Q: Find t. 5 m 4 m 10 m D Write your answer as a whole number or a decimal. Do not round. t = meters

A:

Q: 16. A mixture is made by adding 20.42 g of substance A, 1.322 g of substance B, and 83.1 g of…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: A 50mL beaker has a mass of 42.503g.  Make the following conversions    mass in dg

A: It is given that the mass of a 50 mL beaker is 42.503 g and it is required to convert the given mass…

Q: Non-zero digits in a measurement are Always significant O Never significant O Significant only if…

A: Given statement is , Non zero digits in measurement are ....

Q: apply the rules in identifying the number of significant figures in each of the following: a.…

A: Apply the rules in identifying the number of significant figures in each of the following:

Q: Write the number "fifty" in numerical form giving one significant digit

A: 50 we can write as in one significant figgure is  5 ×101 So 5 ×101 has one significant figur 5 The…

Q: Make the following conversions. Report answer to the proper number of significant figures. 1.25 in…

A: Following is the conversion of 1.25 inch to feet

Q: A sample of an unknown metal has a mass of 35.4 g and a volume of 3.11 cm3. Calculate it's density

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Q: Round to 3 significant figures 3.185000

A: The number given is 3.185000 Hence there are 7 significant digits in the number.

Q: Decide whether each proposed multiplication or division of measurements is pc proposed…

A:

Q: D. Significant Figures Determine the number of significant figures in the given numbers. 1. 12,000…

A: Determination of significant figures:

Q: Record the measurement using the correct number of significant figures: 2. 80

A: From the given picture; it is clear that, up to 9.6 ml is filled with blue coloured solution.

Q: The result of the calculation (1.0161-0.8711) with correct number of significant figure is a.…

A: Given calculation problem;   1.0161 - 0.8711

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.