Convert 2.26 x 10^-6 to each unit. Express your answer in milligrams to three significant figures. Then express your answer in centigrams to three significant figures. Then express your answer in nanograms to three significant figures. Then express your answer in micrograms to three significant figures,

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

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Q: 0.1184x8.00x0.0345 please do the calculations and give me the final answer with the correct number…

A: The calculations are to be done and the final answer with the correct number of significant figures…

Q: Do the following calculation and report your answer with the correct number of significant figures.…

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Q: 1000 mL = 1 L Convert 310.0 mL to L. Please include the proper unit and correct number of…

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Q: III. Perform these calculations and express the result with the proper number of significant…

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Q: A certain solid has a density of 8.0 g/cm3. If 16.0 g of this solid are poured into 4.00 mL of…

A: Given: Volume of water = 4.00 mL mass of solid, m = 16.0 g density of solid, d= 8.0 g/cm3

Q: Calculate the total volume, given that the three volumes shown below were combined into the same…

A: We can solve this problem by converting all three volumes in same unit litter.

Q: How many significant figures should the answer for the following calculation have? (433.621 - 333.9)…

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

A: Answer: In case of multiplication and division, least number of significant figures in any digit…

Q: Calculate the answers and determine the correct number of significant figures. (9.69 x 10* mg) +…

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Q: A chemist needs 2.00grams of a liquid compound with a density of 0.718 g/cm^3. What volume of the…

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Q: A chemistry student weighs out 0.150g of phosphoric acid H3PO4 , a triprotic acid, into a…

A: The 250 ml of solution is equal to 0.250 L. The concentration of phosphoric solution (M) is…

Q: 3. Perform the following calculations reporting your answer to the correct number of significant…

A: Rules for significant figuresTrailing zeros are not significant unless it is after decimelIn…

Q: How many cubic centimeters are there in 8.14 yd^3 Express the volume in cubic centimeters to three…

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Q: A chemistry student weighs out 0.383 g of ascorbic acid (H,C H,O), a diprotic acid, into a 250. mL…

A: Given : Mass of H2C6H6O6 = 0.383 g And concentration of NaOH = 0.1000 M

Q: a laboratory apparatus that measures volume between 0.1 to 1.5 ml?

A: A long thin apparatus used to measure the volume between 0.1 to 1.5 mL accurately. This apparatus is…

Q: A brick of metal has these dimensions: 9.59 in x 6.09 in x 5.79 in. It has mass 11.7 kg. What is the…

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Q: perform the following calculation, reporting your answer to the correct number of significant…

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

Q: What answer should be reported, with the correct number of significant figures, for the following…

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Q: A chemist adds 125.0 mL of a 2.9 x 10 'M mercury(I) chloride (Hg, Cl,) solution to a reaction flask.…

A: Given Molarity of Hg2Cl2 solution = 2.9 * 10-7 MVolume of Hg2Cl2 solution = 125.0 mL1 L = 1000 mL…

Q: Use your calculator to determine the answer to the following calculation: 1.0×10–15 4.2×10-7 Express…

A: The calculation is given below:

Q: A chemistry student weighs out 0.0812 g of sulfurous acid (H₂SO3), a diprotic acid, into a 250. mL…

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Q: A hardware salesman measures the mass of a box containing 1000 washers. The mass is 1.5924 kg. What…

A: We know that - 1 Kg = 1000 g 1 g   = 1000 mg

Q: A chemist adds 125.0 mL of a 2.9 x 10 'M mercury(I) chloride (Hg,Cl,) solution to a reaction flask.…

A: For Hg2Cl2 Solution : Volume = 125 mL              = 0.125 L Molarity = 2.9 × 10-7 M…

Q: Select and arrange the conversion factors needed to convert the mass in kilograms to the mass in…

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Q: 1)  1892.5 mL (2) Using your result in question (1), determine the mass in grams of 0.50 Gal of ice…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: perform the following calculation, reporting your answer to the correct number of significant…

A: Significant figures of a number are  necessary to indicate the quantity of something. It is also…

Q: How many acres are in nine hectares? Express your answer using four significant figures. One hectare…

A: We have to predict the area in acres.

Q: 4. Convert 574,780 microliters into liters.

A: A liter is a unit of volume with SI unit of the volume being m3.

Q: Ethylene glycol (antifreeze) has a density of 1.11g/cm^3 What is the mass in g of 424 mL of ethylene…

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Q: Give the name and symbol of the prefixes used with SI units to indicate multiplication by the…

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: What is the volume in milliliters of 7.22 grams of acetone? Acetone (fingernail-polish remover) has…

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Q: This question is designed to ensure that you are using your calculator correctly. Use a calculator…

A: Significant Figures - It basically tells us how many digits are reliable and absolutely necessary in…

Q: I don't know where to start. I found the average.

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Q: A chemistry student weighs out 0.181 g of phosphoric acid (H,PO), a triprotic acid, into a 250. mL…

A: First of all,we calculate the Molarity of phosphoric acid. Molarity is the number of moles of solute…

Q: Perform the following calculations to the correct number significant figures. (23.4813 x 2.52) +…

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Q: An optician measures the diameter of her patient's pupil. The diameter is 0.0016m . What is the…

A: Change 0.0016 m to millimeter ?

Q: Chalcopyrite, the principal ore of copper (Cu), contains 34.63% Cu by mass. How many grams of Cu can…

A: Given: Percent by mass of Cu = 34.63 % And mass of ore = 9.68 X 104 Kg.

Q: If a dog has a mass of 20.1 kg, what is its mass in the following units? Use scientific notation in…

A: Given :-  Mass of dog = 20.1 kg  To calculate :-  Mass in grams (g) Mass in milligrams (mg) Mass in…

Q: A chemistry student weighs out 0.0623 g of acrylic acid (HCH,CHCO,) into a 250. mL volumetric flask…

A: Given: The mass of acrylic acid added to 250 mL of the volumetric flask is 0.0623 g. The molarity of…

Q: (1) Convert 0.50 Gal into mL, using (1 Gal = 3.785 L) as one of the conversion factors. 1 Gal=3.785…

A: 1)  Gallon is the unit to measure the volume of water. 1 Gallon=3.785 L 1L=13.785Gal1L=0.264Galnow,…

Q: A pharmacist measures the mass of a powdered drug. The mass is  681mg. What is the mass in grams?…

A: We have given that  The mass  of a powdered drug  = 681mg.  mass  of a powdered drug in grams = ?

Q: 1.-How many significant figures are in the following numbers? 0.70620 a. b. 5010 4548 C. d.…

A: Rules for Determination of Significant Figures:[i] All non-zero digits are significant.For example:…

Q: How many picograms are there in one gram? Enter your answer in scientific notation. For example,…

A: Given Find out 1g =       pg

Q: express the answer in standard notation using the correct number of significant figures.

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Q: A chemistry student weighs out 0.167 g of phosphoric acid (H,PO), a triprotic acid, into a 250. mL…

A: H3PO4  +  3NaOH  ----->  Na3PO4  +  3H2O So, Number of moles of NaOH = 3 x number of moles of…

Q: (2.241 mm )(2.8 mm ) Complete the operation and express the answer with the appropriate number of…

A: The operation expressed and the appropriate number of significant figures:Unit same for both values…

Q: What is the total weight of the prepared paper tabs? * Your answer What is the weight needed to…

A: Solution: A pharmacist was tasked to prepare 10 paper tabs from a 20 mg tablet. A discrepancy of…

Q: When you perform the following operations, how many significant figures should your answer have?…

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Q: When you perform the following operations, how many significant figures should your answer have?…

A: Significant figure  The significant figures of a number are those significant or important digits,…

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.