Density of a Solid (Aluminum) Run I Run II Mass of solid (M) 41.386 g 35.387 g Volume of water 25.32 mL 25.14 mL Volume of water + solid 40.65 mL 38.86 mL Volume of solid (V) mL mL Density of solid (D = M/V) g/mL g/mL Average density g/mL Accepted value for density of solid g/mL
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A: Given: Length of cylindrical rod= 16.85 cm Mass of rod= 2.17 kg = 2170 g Density of aluminium=…
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Q: Claculate the mass of each sample.
A: Density = mass/volume So, mass = density × volume
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A: The density of a substance is defined as a mass of a unit volume of the substance. The density of a…
Q: A block of wood which weighs 64.02 g and has the following dimensions: length of 15.0 cm, width of…
A: Mass of Wood = 64.02 g Dimensions = length of 15.0 cm, width of 11.0 cm and thickness of 5.50 cm.
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A: Mass of iron cube can be find out using volume and density as follows:
Q: Part 2 A block of wood which weighs 64.02 g and has the following dimensions: length of 15.0 cm,…
A: Mass of Wood block = 64.02 g Dimensions of wood block = length of 15.0 cm, width of 11.0 cm and…
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Q: Transfer Pipet Graduated Cylinder Beaker Volume of water 25.00 mL 25.0 mL 25 mL Mass of water, g…
A: Concept: Density of water = 1.00 g/ mL Volume = Mass/ Density
Q: 25 cm. What is the density of the rectangular copper block? O 11.1 g/cm3 O 28.4 g/cm3 O 29.0 g/cm3 O…
A: Applying formula d= m/V
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Q: Volume of water in cylinder 21.6 mL Mass of empty beaker 75.360 g Mass of beaker with water 97.315 g…
A: Volume of water in cylinder 21.6 mLMass of empty beaker 75.360 gMass of beaker with water 97.315…
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A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…
Q: Length:3.55 cm Width:2.55 cm Mass:0.338 g Volume of aluminum foil (cm3)
A: For given aluminum foil we have, Length:3.55 cm Width:2.55 cm Mass:0.338 g We know the formula…
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A: Mass= 85 g Length of cube= 1.20cm Used formula- Volume of cube= a^3 Density= mass/ volume
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A: Mass of gold bar = 27.428 pounds or 12.441 kg or 12441 g
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- Grad x I Cour X G 2.02: X G 2.0 m x G A hy X G oxide x G Exerc X E 4 -M X O Bana X G 1.84 x + college.com/course.html?courseld=16985674&OpenVellumHMAC=a0b841caaee7feddab1623a6c83a92c0#10001 I Review | Constants | Periodic MISSED THIS? Watch IWE 4.13; Read Section 4.10. You can click on the Review link to access the section in your e Text. 2.0 mol CH12 Express your answer in moles to two significant figures. Determine the number of moles of hydrogen atoms in each of the following samples. .? mol Submit Request Answer Part D 2.02 mol Cg H18 Express your answer in moles to three significant figures. mol Submit Request Answer P Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy I Permissions | Contact Us I arch 3:46 88°F Mostly cloudy a a 4x 10/15/ 10 inort sc delete home end %24 4 & num 6 8 backspace lock Y U { [C home H J enter pause V B /| N M ↑ shift1- A solution is prepared from 3 gm of NaOH and 75 gm of water. K¢ = -1.86 C/m, K = 0.521 C/m and M.Wt. of NaOH = 40gm). What will be the temperature at which the solution boils and freezes? 2- A solution containing 2 gm of CaCl2 in 98 gm of water freezes at -0.88°C, What is the Boiling point of this solution? (Kf= -1.86 C, M.Wt. CaCl,= 111 gm) 3- A sugar solution is made by mixing 180 gm of sucrose with 700 gm of water. Calculate the boiling point and freezing point of solution, if the vapour pressure of pure water is 0.122 atm at 50°C. Calculate the vapour pressure of the solution. K, Water 0.512 C/m, Kf Water = -1.86 C/m, M.Wt. of sucrose = 342 gm. 4- A solution formed from 2 moles of substance A and 3 moles of substance B has a vapour pressure 0.322 atm at 35 C. the vapour pressure of pure A and pure B are 0.255 atm. And 0.155 atm respectively. What type of deviation do this solution from that predicted from raoult's law? 5- On dissolving 1.19 gm. of NaNO; in 100gm. water at 27°C,…Volatile Liquid Unknowns Liquid Molecular Formula Molar mass Boiling point ('C at 1 atm) (g/mol) Pentane CSH12 72.2 36.2 Acetone C3H6O 58.1 56.5 Methanol CH40 32.0 64.7 Hexane C6H14 86.2 69.0 Ethanol CH6O 46.1 78.5 Questions 1. Calculate the % Error in the molar mass you determined. %Error Ical. Molar mass-Theor. Molar mass! • 100 Theor. Molar mass 2. If the outside of the flask is not dried after vaporizing the liquid, will the unknown's calculated molar mass be too high or too low? Explain. m RT PV
- 7. At 25" C, water rises through 7.36 cm in a capillary of radius 0.20 mm. Calculate its surface temsion at this temperature. (density of water is 0.9971 and gravity is 9.81 m/s')Masses of compounds used and observations NaCI CuSO4-5H20 Bright blue crystaline solids (NH4)2Fe(SO4)2 pale, Blue-green crystalline solid colorless Crystals Appearance of solid Mass of vial and 12.8364 12.7398 12.9445 compound (g) Mass of emptied vial (g) 11.6023 11.4888 11.9221 Mass of compound used (g) 1.2341. 1.2510. 1.0224 Volume of prepared solution = Type response here. Mass of sodium chloride used = Type response here.I asked this question earlier but I think I forgot to include a conversion wht we know : mm of citrix acid = 192.14g/moldensity of citrix acid =166g/cm3 1 lime = 2tbsp of juice = 6 tsp 1tsp = 4.929x10-3L Q: assume citrix acid makes up 7.96% by volume of the lime juice . How many moles of citrix acid are in the recipe ( calls for 1 lime juice)
- 1. Calculate the normality of potassium permanganate (MW: 158.034 g/mol) if 0.2142 g of sodium oxalate (MW 134g/mol) consumed 29.0 mL of potassium permanganate. A 0.1102 N B. 0.1059 N C. 0.1054 N D. 0.1025 N E. None of the choicesWhich of the following describe physical properties and which describe chemical properties of methane( principal component of gas) 1.) Methane is lighter (less dense) than air 2.)Methane has a higher fuel value(energy produced per gram) than any other fossil fuel 3.)Methane can be liquified for transport by shop if it cooled to 109K 4.)Liquified methane is over 300 times denser than methane gas at is boiling point 5.)Leaking natural gas has caused that explosions that destroyed people homes 6.)Methane is colorless and odorlessf177415469 ec3dc78ff3c8bf724d9#10001 le Glass... Shop | Origami Owl O Inbox Outlook W... Sugarpill Cosmeti.. 13 of 24 Constants I Periodic Table Part A Carbon is heated with oxygen to give carbon monoxide gas. Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣφ ? Request Answer Submit Part B Phosphorus is heated with oxygen to give diphosphorus pentaoxide. Express your answer as a chemical equation. Identify all of the phases in your answer. PPearson Contact Us Permissions nEducation Inc. All rights reserved. | Terms of Use| Privacy Policy MacBook Air t
- Which of the following mixtures can be best separated by filtration? a. ethanol in waterb. mixture of solid naphthalene and waterc. mixture of liquid hexane and waterd. iodine in hexane mixtureWhich of the following mixtures can be best separated by evaporation?a. ethanol in waterb. mixture of solid naphthalene and waterc. mixture of liquid hexane and waterd. iodine in hexane mixturePart D: Food Calories Naked Juice Serving size 240 mL D1. Name of food product D2. Mass of food nutrients in one serving Fat Carbohydrate 33 g, Protein g, D3. Calculations for Calories (Cal) or kilocalories (kcal) per serving kcal (Cal) Carbohydrate Protein kcal (Cal) Fat kcal (Cal) D4. Total Calories (Cal or kcal) per serving kcal (Cal) D5. Calories (for one serving) listed on the label cal (Cal) D6. Percentage of total Calories from carbohydrate % (show calculations) D7. Percentage of total Calories from protein (show calculations) % D8. Percentage of total Calories from fat (show calculations) % Q 4. How does your calculated number of Calories in one serving compare to the Calories listed on the food product nutrition label? Comment on it.X Particulate Electrical Forces Unit Test - Profile 1- Microsoft Edge O https://www.connexus.com/assessments/learnosity.aspx?idAssessment=D1867963&idWebuser=3723941&idSection=1554684&idHtmllet3D12228907&c Particulate Electrical Forces Unit Test Particulate Electrical Forces Unit Test A team of students is collecting measurements of the boiling point of a liquid. The team determines a result of 37.0 + 0.5°C. Through research, the team finds that the accepted value of the boiling point of the liquid is 37.4°C. Which conclusion can the team draw from this result? O The exper have uncovered a more accurate value of the boiling point. uld be continued until the team comes up with the exact result. ne data was collected inaccurately. Ite ears the data was collected accurately. Ite Iter Item Type here to search 47°F Mostly c 直 0 prt scr %23 %24 backepae 8.