2×10−5)(5.09×104) (7.70×10−8)   Above is listed as a fraction

Q: *. Express the answer to each of the following calculations in scientific notation with the correct…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: The quadratic formula is used to solve for x in equations taking the form of a quadratic equation,…

A: A quadratic equation has following expression ax2+bx+c=0, where a,b,c, are constant Solve for this…

Q: (3.20×10^2)(2.72×10^−3) (2.918×10^−3)(57.0)   Above is listed as a fraction   Express your answer…

A: Interpretation -  To express the answer in the correct number of significant figures in the given…

Q: Direction: Convert the following numbers to scientific notation. 1. 0.0000000000007365 2.…

A: Convert the following number to scientific notation??

Q: 13. Which of the following lot differences is acceptable if a 20% difference is acceptable? a. old…

A: The percentage difference is calculated for all the three parts the following step.

Q: What is 89.2+62.3 estimated?

A:

Q: The 2017 U.S. gross domestic product (GDP) was valued at 19,390,604,000 dollars.19,390,604,000…

A: Given: Gross Domestic Product (GDP)= 19,390,604,000 dollars. Height of Gateway Arch =  630ft or 7560…

Q: A sailor on a trans-Pacific solo voyage notices one day that if he puts 270. mL of fresh water into…

A: Given data, Volume of fresh water = 270 mL = 270 cm3 Mass of cup = 10 g Density of fresh water =…

Q: On a snow course, the snow depth is measured as 2 m. The density of snow is measured as 30%. What is…

A:

Q: The number of people present at an outdoor rock concert was estimated by police to be 40,000. What…

A: a)  10,000 If the uncertainty is 10,000, then the low and high value will be as follows: Low…

Q: Round off to three significant figures and express in scientific notation. 0.003265 m

A: Before doing the significant figure problem we must known the significant figure rule ,  zero can…

Q: The bathtub in the residential suite of the White House had to be enlarged for Warren G. Harding…

A:

Q: Question #3: Fill in the number or 1/[S] in the table below. Round to the nearest hundredth.…

A: In the given question we have to fill the data.  rate  is given we have to find out 1/[S] = 1/rate…

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: QUESTION 1 Determine what category "3 bananas" belong in for the following problem: "You bought $30…

A:

Q: Direction: Identify the number of significant figures for the following measurements. 1. 856.00 m 2.…

A: Number of significant figures in a measurement is found out by following a set of rules which are:…

Q: Select the correct option for the answer (with the correct number of significant figures) to the…

A:

Q: Solve the following equation for the unknown value, T (round off the answer no decimals) (4.184)…

A: The detailed solution of your question given below-- For this type question we can easily calculate…

Q: Taking into account significant figures, how is the number 0.004100 written in scientific notation?…

A:

Q: (1) (4)

A: We have to write iupac name for this we have to follow some steps

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: 1. How many in2 are in 450cm2? For your answer enter the first 4 digits of your value.

A: Often while calculating, there is a need to convert units from one system to another system. The…

Q: How many mL of 0.556 molar magnesium chloride must a scientist pour into a beaker to have 17.6 g of…

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

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Q: 0.17 M NaCl Express your answer to two decimal places. pH =

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Q: Find the limiting factor in the Significant figures of your final calculated value for R. How many…

A: Significant figures are the number of digits used to express a measured or calculated quantity.…

Q: A bottle of sunless tanning lotion contains 213 mL of lotion. How many milligrams of DHA are in a…

A: Both milliliters (abbreviated "mL") and milligrams ("mg") are common units in the SI system of…

Q: 6. Perform each of the following computations using the measured quantities below. Write final…

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Q: Identify the power of ten that defines each of these prefixes. Input your answers as 10* where x is…

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Q: Kindly type your answer in percent, 2 decimal places. Do not include the % sign

A: given T1= 80oc T2= 0oc Kcl =100g WATER=12.60g find % of Kcl wasted

Q: (4.3)(0.267) (7.40)(30.0) Above is written as a fraction Express your answer using the correct…

A: There must be lowest no. of significant figures ( given in the data ) in the answer .

Q: 3- 1-6 x10 3.

A: The given question is: 1.6×10-86.0×103=? Solving 1.6/6.0: 1.66.0=0.267

Q: 9, 8, 6. 10cm How long is the box shown in the diagram above? Number only 4)

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Q: Q1 A pencil is 16.2 cm long. What is its length in inches?           Q2 A person has a mass of…

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Q: PREFIX MEANING kilo-[KILL-uh] hecto-[HEC-tuh] one thousand (1,000) one hundred (100) each, larger by…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.

Q: Methane (natural gas) has a freezing point of -182.5 °C and a boiling point of -161.49 °C. The…

A: Given : Freezing point of methane = -182.5 °C  Boiling point of methane =  -161.49 °C And…

Q: 2.20 (3)(35) Express your answer using the correct number of significant figures.

A: Given value: 2.20/(3)(35)

Q: Column A 1.   0.002040   2.   15.36 + 2.255 = 17.615 3.   510. 4.   22.2 x 89.01 = 1,976.022…

A:

Q: The quadratic formula is used to solve for x in equations taking the form of a quadratic equation,…

A: Given equation is:                  3x2 + 19x − 8.5 = 0

Q: A. Rounding Off A.1 Rounding A student rounded off the following calculator displays to three…

A: Rules for significant figure  All non zero integer are significant  Exact number have unlimited…

Q: A α 1/B means: A. A is directly proportional to B B. A is inversely proportional to B C. None of…

A: In the given question we have to define the following notation.          A  ∝  (1/B)  this means the…

Q: liquid X has a normal boiling point of 144.20 °C and a boiling point elevation constant K,=0.76…

A: Boiling point of solution = 145.3 °c Boiling point of solvent = 144.2 °c □Tb = 145.3 - 145.2   =…

Q: Mixture #2 Mixture #3 Mixture #4 Mixture #5 Average

A: We are given  Initial molarity of iron(III) nitrate = 2×10-³ M  Initial molarity of KSCN = 2×10-⁴ M…

Q: 1- Write the following sequence of conversion factors using ONLY Math Equation Function (your…

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Q: The quadratic formula is used to solve for x in equations taking the form of a quadratic equation,…

A: The given quadratic equation is: 2x2+21x-7.1 =0 ......(1)

Q: Key Results: 50 mL Beaker 10 mL Grad Cylinder 50 mL Buret Average volume (unit) 3.886 g

A: Solution- For this solution we find the average volume, standard deviation, relative standard…

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

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

Q: The quadratic formula is used to solve for x in equations taking the form of a quadratic equation,…

A: The given equation is : 3x2+23x-8.5=0                   .....eq 1

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.