Looking for help for the last problem.

Q: Discuss the self-heating meals in the Chemistry in Action in your textbook and make other…

A: In case of self heating meals, no chemical reaction takes place. Instead of taking place of…

Q: We were given an activity about observing 2 balloons. 1 balloon is in the basin with cold water and…

A: The balloons are filled with air inside i.e. it contains large number of gas molecules. Now,…

Q: Briefly explain what you should do before you dispose of waste or excess materials.

A:

Q: I need help calculating and setting up questions 4 or 5.   thank you for your help!

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: 16. What is the law of conservation of mass?

A: The law of conservation of mass states that :"The mass in an isolated system can neither be created…

Q: Explain one effective or ineffective aspect of this graph.

A: A problem based on graph, which is to be accomplished.

Q: Which temperature is closest to 0°? -13° 12° 14° - 15°

A: All things are provided in handwritten solution

Q: Please help with question 3 parts I-IV and part b

A: A question based on phase diagram that is to be accomplished.

Q: Four test tubes with 20mL of water and cut flowers were set up. Three of the test tubes had food…

A: as per question its the Time that is 10:00 am that is kept constant for observation of the color

Q: Can

A: ∆S°(surrounding) = -∆H°/ T  ∆S°(surrounding) = - ( + 30kJmol-1 ) / 300K  ∆S°( surrounding ) = -30…

Q: an you solve the problems like the answers at the top

A: Ionic bond: The bond formed by the full transfer of valence electrons from metals to non-metals to…

Q: How do I solve this?

A: valance electron count will be 44

Q: 8) The solvent acetone has many uses both in and out of the chemical laboratory. Look NFPA Hazard…

A: Acetone is an organic compound. It is the smallest ketone which formula CH3COCH3. It is the…

Q: i need help solving this problem

A:

Q: Please help answer question 1, 2 and 3

A: Given: The Absorption and emission spectra of H- atom in question 1 & questions 2,3&4…

Q: What is the importance of these rules?

A: To describe the importance of Aufbau principle, hund's rule and pauli's exclusion principle.

Q: GENERAL CHEMISTRY 2 (STEM Fay M. Lafable GI Name: Clyme lified True or False Cons: Write CHEMISTRY…

A: The third postulate of KMT is-

Q: What are different properties of carbon?

A: Carbon is a non-metal belongs to group 14 in the periodic table. The atomic number of carbon is 6…

Q: ch the double layer per second per second that a single atom c Esuming that the atom occupi

A: The number of singly charged particles transported per unit time per unit area at equilibrium is the…

Q: input

A: Dear student I have given answer to your question in the image format.

Q: Can anybody help?

A: Indicators are chemical substances which changes color when pH of the solution changes. They exhibit…

Q: Discuss the use of chemical preservatives in food.

A: The substances which are added in to foods, beverages, biological samples, drugs and many other…

Q: We are just gonna keep practicing until I get it. Thanks for helping!

A: Given: [A]o =0.975 M [A] = 0.256 M t =1.51 x 103 s The order of reaction = 2nd order reaction   To…

Q: Please help with on the guide questions section below.  Thank you.

A: As per the guideline, Since you have posted a question with multiple sub-parts, we will solve the…

Q: Help?...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Can you help me figure this out?

A: Enthalpy: It is a thermodynamic term used to define total heat content of reaction. Entropy: It is…

Q: Just answer question 15 show the step correct by step to step .

A: We konw that,      1 hour=60 minutes      1 hour=3600 seconds      1 minute=60 seconds So,     1…

Q: How

A: We will calculate wavelength and frequency

Q: The major source energy for current civilization is

A: To find: The major source energy for current civilization

Q: Daily Water consummation: 110 L/family into cl/person (assume an average of 5.2 people in a family

A:

Q: formation?

A:

Q: Does sunlight contain a chemical?

A: Sunlight is a form of energy.

Q: If you could answer number 1 and explain it piece by piece tat would be great!

A: The reaction given is  Fe(s)+S(I)→FeS(s) from the above balanced reaction , it is clear that 1 mol…

Q: he

A:

Q: PART 4- LABORATORY SAFETY QUESTION 1. In what situations should safety goggles be worm? 2 Why aren't…

A:

Q: Can

A: We will write the organic products

Q: □ 2. Products purchased from grocery stores are dated and need to be used within a certain amount of…

A: Food spoilage is the process through which a product turns unhealthy for consumption by the…

Q: Area Of Field Health And Medicine Food And Agriculture Consumer Product Some Chemical Components…

A: Consumer goods Consumer goods, often known as final goods, are items that are purchased by people or…

Q: d. CI

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: Can

A: This type of Reaction is called Dieles Alder reaction because in this reaction, Diene derivative and…

Q: The use of living organisms to help clean up areas of pollution is known as

A: The living organisms which is used in clean up the area of pollution is Bioremediation.…

Q: Calculate the dose for a child 4 years of age, 39 inches in height, and weighing 32 lb. for a drug…

A: Given, 4 years of age, 39 inches in height, and weighing 32 lb

Q: Need help and explanation with Question 6 and Question 8 posted in photo.

A: Given  Density = 7.9 g/ml Volume of water = 60.2 ml Volume of water + metal = 63.3 ml

Q: Boron is concentrated mainly in the lungs (0.34 mg), thyroid gland (0.30 mg), spleen (0.26mg), brain…

A: Given that, Amount of boron in lungs = 0.34 mg Amount of boron in thyroid gland = 0.30 mg Amount of…

Q: Is there anyway you could solve for part d - f. Thank you so much and sorry for the inconvenience.

A: We have to complete the reaction and draw the structure of the product.

Q: Can someone fill in the boxes for me???

A: Since you are posted with multiple sub-parts. As per the rule, I am answering first three sub-parts…