Homework Answers
Given :- mass of water = 28.6g
Initial temperature = 22.0°C
Final temperature = 78.3°C
Specific heat = 4.184 J/g°c
As,
Heat required = mass X specific heat X ΔT
= 28.6g X 4.184 J/g°c X 56.3°C
= 6737 J
= 6.74 KJ
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Please help as soon as possible. Answer needs to be correct
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PLEASE HELP AS SOON AS POSSIBLE Answers need to be correct and work shown. Anyone willing...
PLEASE HELP AS SOON AS POSSIBLE
Answers need to be correct and work shown. Anyone willing to
help will receive a very good review! Thanks in advance :)
Question 14 2 pts How much heat is required to melt 11.0 g of water at OʻC? The heat of fusion of water is 334 J/g. This question requires supporting work with units and unit cancellations on a separate sheet of paper. turned into your instructor. 540 ) O 2230 11.03 3670)...
PLEASE HELP AS SOON AS POSSIBLE Answers provided need to be correct and have work shown....
PLEASE HELP AS SOON AS POSSIBLE
Answers provided need to be correct and have work shown.
Anyone willing to help will receive a very good review! Thank you
in advace :)
D Question 13 2 pts How many calories are in 854.3 )? (1 cal = 4.184 J) This question requires supporting work with units and unit cancellations on a separate sheet of paper, turned into your instructor. 4.897 * 10-cal 1.171 10-cal O 0.2390 cal 204.2 cal 3574 cal...
Please help as soon as possible. Answers need to be correct and anyone willing to help...
Please help as soon as possible. Answers need to be correct
and anyone willing to help will receive a very good review!
D. Reactions of lonic Compounds D1 Reaction of CaCl, and Na PO, Reactants 1. Appearance of Solutions 2. Evidence of a Chemical Reaction CaCl2(aq) Na,PO (aq) 3.- - CaCl2(aq) +_ Na3PO,(aq) — Caz(PO )2(6) + NaCl(aq) 4. Type of reaction: D2 Reaction of FeCl, and KSCN Reactants 1. Appearance of Solutions 2. Evidence of a Chemical Reaction FeCl3(aq)...
HELP AS SOON AS POSSIBLE Use the periodic table of fake elements in the first photo...
HELP AS SOON AS POSSIBLE
Use the periodic table of fake elements in the first photo to
answer the following questions. Anyone willing to help will receive
a very very good review! Your help is greatly appreciated.
Periodic Table of 'Fake' Elements This periodic table will be used for online quizzes and exams and will be provided with questions when it is need to answer a question. Your instructor will use the element symbols and their average atomic masses to...
i am needing help with question 4 and 5. anything else helps Name Experiment 7 Calorimetry Postlab: Questions 25 points possible Section (day&time) Instructor Due date Answer the following qu...
i am needing help with question 4 and 5. anything else
helps
Name Experiment 7 Calorimetry Postlab: Questions 25 points possible Section (day&time) Instructor Due date Answer the following questions using complete sentences and support your answers with swers calculations, if desired. Attach additional pages as necessary. Handwritten or typed an are acceptable.(5 pts per question) 1. If som e of your hot metal remained in the test tube when it was transferred to the eter, would its calculated molar...
please answer as soon as possible. i only have 37 minutes left. i need help determining...
please answer as soon as possible. i only have 37 minutes
left. i need help determining whether or not the examples are word
for word plagarism, paraphrasing plagarism, or not plagarism at
all
14% Sun 12 29:06 AM Christoph Window Help Edi Safari Fle View History Bookmarks indiane edua In The Case Below The Original Source to How to Recognine PagiaemUndergraduate Cerication Tests: Se. Plagasm Ceficate Item 1 View In the case below, the original source material is given along...
i need help with #3 please! SAFETY NOTES: Bromobenene and acetophenone are irritants. Wear gloves and...
i need help with #3 please!
SAFETY NOTES: Bromobenene and acetophenone are irritants. Wear gloves and avoid contact with skin, eyes, and clothing • MHC) is dritating to the skin avoid contact with the skin, eyes, and clothing Diethyl ether, usually referred to simply as "ether", is volatile and flammable. Keep a safe distance from hot electrical devices WASTE DISPOSAL *** A itrate is the liquid that passed through the Hirsch funnel, ending up in the bottom of the sidearm...
Hi please can you answer 4 questions .. thanks for help Factoes hich Infuence The Rates...
Hi
please can you answer 4 questions .. thanks for help
Factoes hich Infuence The Rates Of Resction Name Date Prelab Question Lab Instructor Lab Section a. List the potential ehemical hazards in this experiment and tell how you wi handle them in order to make this experiment safe for you and others in the laboratory b. List the potential procedural hazards in this experiment and tell how you will handle them in order to make this experiment safe for...
PLEASE HELP AS SOON AS POSSIBLE
Answers need to be correct and work shown. Anyone willing to
help will receive a very good review! Thanks in advance :)
Question 14 2 pts How much heat is required to melt 11.0 g of water at OʻC? The heat of fusion of water is 334 J/g. This question requires supporting work with units and unit cancellations on a separate sheet of paper. turned into your instructor. 540 ) O 2230 11.03 3670)...
PLEASE HELP AS SOON AS POSSIBLE
Answers provided need to be correct and have work shown.
Anyone willing to help will receive a very good review! Thank you
in advace :)
D Question 13 2 pts How many calories are in 854.3 )? (1 cal = 4.184 J) This question requires supporting work with units and unit cancellations on a separate sheet of paper, turned into your instructor. 4.897 * 10-cal 1.171 10-cal O 0.2390 cal 204.2 cal 3574 cal...
Please help as soon as possible. Answers need to be correct
and anyone willing to help will receive a very good review!
D. Reactions of lonic Compounds D1 Reaction of CaCl, and Na PO, Reactants 1. Appearance of Solutions 2. Evidence of a Chemical Reaction CaCl2(aq) Na,PO (aq) 3.- - CaCl2(aq) +_ Na3PO,(aq) — Caz(PO )2(6) + NaCl(aq) 4. Type of reaction: D2 Reaction of FeCl, and KSCN Reactants 1. Appearance of Solutions 2. Evidence of a Chemical Reaction FeCl3(aq)...
HELP AS SOON AS POSSIBLE
Use the periodic table of fake elements in the first photo to
answer the following questions. Anyone willing to help will receive
a very very good review! Your help is greatly appreciated.
Periodic Table of 'Fake' Elements This periodic table will be used for online quizzes and exams and will be provided with questions when it is need to answer a question. Your instructor will use the element symbols and their average atomic masses to...
i am needing help with question 4 and 5. anything else
helps
Name Experiment 7 Calorimetry Postlab: Questions 25 points possible Section (day&time) Instructor Due date Answer the following questions using complete sentences and support your answers with swers calculations, if desired. Attach additional pages as necessary. Handwritten or typed an are acceptable.(5 pts per question) 1. If som e of your hot metal remained in the test tube when it was transferred to the eter, would its calculated molar...
please answer as soon as possible. i only have 37 minutes
left. i need help determining whether or not the examples are word
for word plagarism, paraphrasing plagarism, or not plagarism at
all
14% Sun 12 29:06 AM Christoph Window Help Edi Safari Fle View History Bookmarks indiane edua In The Case Below The Original Source to How to Recognine PagiaemUndergraduate Cerication Tests: Se. Plagasm Ceficate Item 1 View In the case below, the original source material is given along...
i need help with #3 please!
SAFETY NOTES: Bromobenene and acetophenone are irritants. Wear gloves and avoid contact with skin, eyes, and clothing • MHC) is dritating to the skin avoid contact with the skin, eyes, and clothing Diethyl ether, usually referred to simply as "ether", is volatile and flammable. Keep a safe distance from hot electrical devices WASTE DISPOSAL *** A itrate is the liquid that passed through the Hirsch funnel, ending up in the bottom of the sidearm...
Hi
please can you answer 4 questions .. thanks for help
Factoes hich Infuence The Rates Of Resction Name Date Prelab Question Lab Instructor Lab Section a. List the potential ehemical hazards in this experiment and tell how you wi handle them in order to make this experiment safe for you and others in the laboratory b. List the potential procedural hazards in this experiment and tell how you will handle them in order to make this experiment safe for...
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