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- nHMAC%3Def41415d9158412623399163083b2ede#10001 Spr. 2021 8 Gu HI, Leira v Sign Out Item 4 I Review | Constants | Periodic Table Alexandra decides to climb Mt. Krumpett, which is 5000 m high. She determines that this will require a total of 2250 kcal of energy for the trip. For her food supply, she decides to take nutrition bars. The label states that each bar contains 50 g of carbohydrates, 10 g of fat, and 40 g of protein. Part A How many nutrition bars should Alexandra pack? Express the number of bars numerically. > View Available Hint(s) ν ΑΣφ bars Submit Previous Answers 0V 12:33density of irregular solid mass of irregular solid 9.039 g initial volume 68 mL final volume 74 mL total volume displaced 6 mL what is the density of irregulatr solid?Consider the following choices when answering questions 86-89. b) d) 80 80 80 080808 808080 080808 808080 080808 D c. option c d. option d e. option e D 86. Which best represents a homogeneous mixture of an element and a compound? a. option a b. option b c. option c d. option d e. option e 89. Which best represents a heterogeneous mixture of two elements? a. option a b. option b
- Inbc X (531 X Con X I Bala X Ans X Inbc X CHE X 101 Che X С Ч-С х b My x Unk X Sea X E I ma X app.101edu.co/# Bryant's Gmail Cascadia Canvas Lo... T GSBA Scholarship L... HOMEGROWN TRA... Learn Touch Typing... C The Science of Well... Investor360° ® Login ClickUp Reading list >> Question 7 of 40 Submit Which of the following compounds can form intermolecular hydrogen bonds? A) CH4 B) H2Se C) NH3 D) H2 E) All of these compounds can form hydrogen bonds. 10:36 AM e Type here to search 64°F 小 8/26/2021 (8)What is the molar mass of unknown Z, .0578g and 1.12 x10 -3moles. 2$ 4 5 dele R Y F G H. K LHo overall ode fontereactioraboe! 3. 3. what is 2 .20 40 40 200xto 2.00 0.200 A. (गीन)ेमण्य A+BJAB 17
- 3. From the following data, compute the percent recovery of copper. If the masses given are correct (no weighing errors), give a possible explanation for the fact that the percent recovery is greater than 100%. Initial mass of copper Mass of recovered copper + dish Mass of evaporating dish Mass of recovered copper Percent Recovery 1.0531 g 180.9020 g 179.8463 g %A ALEKS-Andrew Herrera - Le X G ml1- Google Search X G co2 mass - Google Search X G140 in percent - Google Sear x + ← C www-awa.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-lvgXwPgmUhvlTCeeBZbufuBYTI0Hz7m7D3ZcS7wwwixkly301VUrFixkxntsU-sHou_SrXFcoeXT-doZA... = OSTATES OF MATTER Using the ideal equation of state USD/JPY +0.64% temperature: c Explanation For a certain reaction the vessel may contain up to 0.801 kg of dinitrogen monoxide gas. Calculate the maximum safe operating temperature the engineer should recommend for this reaction. Write your answer in degrees Celsius. Round your answer to 3 significant digits. Check G ml to I-Google Search A chemical engineer must calculate the maximum safe operating temperature of a high-pressure gas reaction vessel. The vessel is a stainless-steel cylinder that measures 27.0 cm wide and 32.4 cm high. The maximum safe pressure inside the vessel has been measured to be 5.90 MPa. ▬▬ ▬▬ X Q Search Ś A C ▬▬▬ FID PrtSc 0/5 L Insert V Delete 因口 G…At a resting pulse rate of 71 beats per minute, the human heart typically pumps about 71 mL of blood per beat. Blood has a density of 1060 kg/m'. Circulating all of the blood in the body through the heart takes about 1 min for a person at rest. Approximately how much blood is in the body? volume of blood in body: m On average, what mass of blood does the heart pump with each heart beat? kg mass per heart beat: acer n m alt ctrl Acer1
- 591470&isprv=&drc3D0&qi=2475808&cfql=1&dnb3D08fro= How many moles of Al2(CO3)3 are there in 127 g of Al2(CO3)3 ? Round your answer to 2 decimals. Your Answer: Answer units D Add attachments to support your worktwo groups were asked to prepare 250 ml sodium hydroxide (NaOH) stock solutions using 0.0625 g of solid NaOH and water for their chemistry class. The table below shows the recorded measurements obtained bu the two groups:Group x = 0.0626g 0.0627g 0.0624g 0.0623gGroup y = 0.0620g 0.0622g 0.0627g 0.0628ga.which group has most accurate resultb. what are the standard dev of group x and group y (6 decimal places)c.which group has precise measurementIA VIIIA 4.003 1.008 VIA VILA He 10.81 12011 14.007 15999 18.998 20.179 MA IVA VA 6.941 9.012 u „Be „B .C N ,0 F Ne 22.990 24 305 „Na „Mg ma VB 26.98 28.09 30.974 32.06 35 453 39948 m Al „Si 1sP S „CI „Ar 39 098 40.08 4496 47 88 50.94 52.00 54.94 5.85 58.93 58 89 63.546 65. 38 69.72 7259 7492 78.96 79.904 8380 „KCaSc zTI V „CrMnFe „Co Ni „CuZn „Ga„Ge As Se „Br Kr 101.1 102 91 106.4 107 87 112 41 114.82 118.69 121.75 127 60 126 90 13129 „Rb „Sr „Y Zr „Nb MoTc„RuRh Pd Ag.cd In „Sn Sb Te l Xe VIIIB VB VIB VIB 21 85.47 87.62 88.91 9122 291 9594 50° 52 132 91 137 33 138.91 178.49 18095 183.85 186 2 190 2 1922 195.08 196.97 200 59 204 38 2072 208 98 44) 210) e22) „CsBa „La zHf „Ta „W „Re„Os ir „Pt Au Hg I Pb Bi „PoAtRn 023) 226 03 227.03 „Fr Ra „Ac 72 73 140. 12 140.908 144 24 (145) 150 36 15196 157 25 158.93 162 50 164.93 167 26 168 93 173 04 17497 „Ce „Pr NdPm SmEu „Gd Tb „Dy „Ho Er „Tm„Yb „Lu G51) 232 04 231036238 03 237 05 Q4) 43) 247) 47) „Th „Pa U Np „PuAm.Cm „Bk Cf „EsFmMdNo Lr 054)…