[OH ] = 3.7×10-12 M Express your answer using two significant figures. H&O'] = Submit Request Answer

Q: In this operation 10,300.2001 - 3,334.22 = ? Express your final answer with the correct number of…

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Q: Perform calculation, and give an answer with the correct number of significant figure

A: The significant figure is the number of digits that are considered to have a reliable data source.…

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: Compute 3.5 x 4.48697. Round the answer appropriately. Express your answer numerically using the…

A: in a numerical value, the number of meaningful digits are known as significant figures.

Q: Method Mass (g) Veylinder Veylinder (mL) Deylinder (g/mL) % error Digital Calipers Water mm mL…

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Q: Round off or add zeros to the following calculated answers to give a final answer with three…

A: Given calculated answer,        125444 m

Q: Compute 4.659 × 10ª – 2.14 × 10ª. Round the answer appropriately. Express your answer as an integer…

A: We have to compute given equation .

Q: 0.000 012 56 L Express your answer using three significant figures. L Submit Request Answer Part B…

A: Given: 0.00001256 L it has 9 significant figures it can be written as  1.25 x 10-5 L has only 3…

Q: Express the quantities using significant figures to imply the stated error. 56 + 1 =

A: Given is, 56 + 1 = ?

Q: Give the number of significant figures for 3.8 m. Express your answer as an integer.

A: Significant figures are the number that is used to denote the meaningful digits with respect to…

Q: 4 NO2 (g) + 2 H2O (1) + O2(g) → 4 HNO3 (aq) Express your answer using one decimal place.

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Q: 8.2x10 15 Accuracy and Precision Exercise A student uses 4 different instruments to measure 1ml of…

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Q: 9.0x10-2 M NaBrO. Express your answer using two significant figures. ΑΣφ [OH ] = %3D

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Q: Part C milk, [OH ]= 3.1 x 10-7 M Express your answer using two significant figures. ? ..... [H3O*] =…

A: Part C: [H3O+] = 3.2 × 10-6 M Part D: [H3O+] = 3.4 × 10-10 M

Q: (OH] = 3.1x10-10 M Express your answer using two significant figures. ? [H3O*] = M %3D

A: Given  [ OH- ]      =  3.1 × 10-10 M  [ H3O+ ]    = ?

Q: answer must be in cm/sec 4. An iron sphere of density 7.874 g/cm3 is falling at a steady speed in…

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Q: Part A Compute 3.5 x 4.48697. Round the answer appropriately. Express your answer numerically using…

A: # Part-A: The given multiplication is 3.5 * 4.48697 When we multiply or divide two or more numbers,…

Q: Compute 1240.64/12.5. Round the answer appropriately. Express your answer numerically using the…

A: According to the rule for significant digits in multiplication and division, the number of…

Q: bleach, [OH ]= 2.9 × 10–3 M Express your answer using two significant figures. ΑΣφ a Xb

A: [ HO -] = 2.9 x 10-3 pOH= - log [ HO -] = -log 2.9 x 10-3 = 2.537   pH = 14 - pOH =(14 - 2.537  )…

Q: Part A [H,O']-1.8x10 M Express your answer to two decimal places. Enter your answers numerically…

A: pH = -log[H3O+] pH + pOH = 14

Q: Dimensional Analysis 1: Unit Conversions:Question 10 feet to minute Complete the conversion…

A: 7 m/s  Given datas ; 1 mt. = 3.28 ft. 60 sec. = 1 min. In ft./min. , 1 m/s  = (1 × 3.28 × 60 )…

Q: ow many significant figures are there in the number 0.032020?   Group of answer choices a) 4 b) 6…

A: The significant figures can be defined as the digits in the given number that carry some meaning and…

Q: 0.15 M NAC2H3 O2 Express your answer to two decimal places. ? pH =

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Q: Perform each operation, and report the answer with the appropriate number of significant figures.…

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

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Q: a students was measuring the ratio of a circles circumference qnd diameter they found the…

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Q: MGF2(s) → Mg*2(aq) + 2F"(aq) Sample answer format: [Al+3][X-] *Put /or numbers outside the bracket…

A: To write the solubility product constant, examine the balanced equation.

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

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Q: For the data given in Part A, above, from the trendline of your Excel x-y plot, determine and enter…

A: Given data:

Q: 3.2x1022 H2O molecules Express your answer using two significant figures. ΑΣφ ? m2 = 9.6 %3D Submit…

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Q: Part A baking soda, [OH-]= 4.7 x 10- M Express your answer using two significant figures. ? [1,0"] =…

A: Part (A) OH- = 4.7 × 10-6 M

Q: involving logarithm, the rule is to retain as many decimal places in the result as there are…

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Q: Perform the calculations and determine the absolute and percent relative uncertainty. Express each…

A: Answer is given in below image  In a answer is 5.8±0.30 Absolute uncertainty = 0.30 Percentage =5.17…

Q: baking soda, [OH ]= 2.1 × 10-6 M Express your answer using two significant figures. (H3O*) = M…

A: The value of hydronium ion can be calculated by using formula  [H3O+][OH-]= 10-14

Q: 10 20 30 40 50 60 70 80 90 100 0. 100 200 300 400 500 600 700 800 900 1000 0. 1 4 7 8. 9. 10

A: The triple beam weighing balance helps to measure the accurate weight.

Q: Volume Initial (mL) | Calculate Volume change (mL) Trial Mass (g) Volume Final (mL) 1 53.458 16.3…

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Q: The last person that did problem got it wrong. They said that my answers were right but they are…

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Q: where did you get 10^-14?

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Q: Perform the calculations and determine the absolute and percent relative uncertainty. Express each…

A: In this question we have to calculate the absolute and percent relative uncertainty of the following…

Q: 6.8×10−3 molC Express your answer using two significant figures.

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Q: S F H. Name: Date lab performed: Partner(s) name: Date due: Measurements: IDensity of a Saline…

A: Mass of empty beaker = M(empty) = 31.343 g  Mass of beaker after 1st addition of saline = M (1st) =…

Q: Compute 4.62 x 4.48697. Round the answer appropriately. Express your answer numerically using the…

A: For multiplication and division use the following rule: The LEAST number of significant figures in…

Q: Compute (4.29 x 105) · (1.89×10-4). Express your answer to three digits.

A: For this calculation, first of all, we determine the significant figure in the starting numbers of…

Q: Express the quantity using significant figures to imply stated error.. 1.  963  + 0.0001

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Q: ▼ ▼ Part A NaOH with [OH-] = 1.4 x 10-²M Express your answer using two significant figures. 15. ΑΣΦ…

A: The product of hydronium ion concentration and hydroxide ion concentration is equal to ion product…

Q: Compute 9.3456 + 2140.56. Round the answer appropriately. Express your answer numerically using the…

A: As the rule says we have to round off to the least no. of decimal places while adding or…

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: In the UV assay of paracetamol you are required to weigh tablet powder "...containing 0.150 g of…

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Q: Type the number 8.75 x 10-4 in standard notation. Express your answer using standard notation.

A: Standard notation means number written in extended form.

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.