Define the following constants and explain how these constants aid in the determination of samples’ quality and identity. a. Peroxide value b. Anisidine value c. Total oxidation value

Q: A basic solution turns blue litmus paper to red.

A: FALSE  BASIC SOLTIONS TURNS RED LITMUS TO BLUE SOLUTION RED LITMUS BLUE LITMUS BASIC TURNS BLUE…

Q: 13. Description: “A dry porous mass of yellowish or yellowish-green color with a peculiar smell.…

A: A question based on general chemistry that is to be accomplished.

Q: D. Э __ОН да

A:

Q: What is the benefit of having a solventless reaction?

A: The reactions which can be carried out neat or without solvent is solvent less reaction.

Q: Question 1,2,3

A: (1) Given that -  Mass of piece of seashell = 4.25 g  Percentage of calcium carbonate  in seashell =…

Q: a.Recognize the difference between crystalline and non-crystalline confectionery. b. What exactly…

A: Confectionary produces crystalline  bakery items  and Non crystalline produces items having non…

Q: How to improve the yeild in haber process

A: Given: Habers process. It is a process in which the formation of ammonia takes place from nitrogen…

Q: What non-titimetric method can be used to determine the iodine value of edible oil? Discuss its…

A: To describe a non-titrimetric method to determine the iodine value of edible oil.

Q: What is the purpose of the bead inside the thoma diluting pipette?

A: There are two types of bead (glass bead): 1. Red in colour in RBC pipette 2. White bead in WBC…

Q: 10. What color is does litmus paper turned when dipped into an acidic solution? * А. гed B. blue C.…

A: A litmus paper helps in the distinction of the solution. It helps in differentiating whether the…

Q: 14. What is the practical application of the reaction in #12? How do we use the products of this…

A: #14: The reaction in #12 is an example of esterification reaction, in which elimination reaction…

Q: EXPLAIN THE CHEMICAL REATION BETWEEN THE FIRE AND PAPER

A: A chemical reaction is one in which substances combine and molecules are rearranged to form a new…

Q: For the reactivity of metals experiment which of the following is a laboratory safety precaution?…

A: Acids are corrosive  in nature  and it causes burns on skin.  So while handling acids  should be…

Q: What is responsible for the purple color of the layer observed in a Molisch test?

A: Molisch test is a test which is used to check for carbohydrates in a given sample.  In it, Molish…

Q: Cite application of the acid-sulfate solution in plating different metals commonly used in industry.

A: Application of the acid-sulfate solution in plating different metals commonly used in industry -…

Q: The ___________ color test reagent turns purple in thepresence of heroin.

A: The color test reagent which turns purple in the presence of heroin is Marquis reagent.

Q: SEAR

A: We have to choose the more reactive among the following given compounds as follows in step 2:

Q: What is the benefit of grinding the magnesium in a Grignard reaction lab?

A: when magnesium is bonded with alkyl group that means it forms metal carbon bonded simply say RMgX is…

Q: personal action plan to reduce the use of ammonia

A: Given in following question how to reduce the use of ammonia personal action plan

Q: How can we use a known reaction to preform a presumption test

A: Presumption Test :-  Qualitative analysis that allows to identify, or confirm, the presence of a…

Q: Reaction with bromine  Get two test tubes and put 10 drops Toluene to each of the tubes  Add 5…

A: Reaction of toluene with bromine with iron catalyst in presence and absence of light.

Q: of the following chemical laboratory practices are correct except    a. We should always weigh…

A: Which statement is wrong:

Q: You found two bottles in the laboratory labeled X and Y. The instructor said that these bottles…

A: Flame test is the test of qualitative analysis of inorganic salts to identify Cations present in…

Q: Please help me look for OINTMENTS that have precipitated sulfur as an active ingredient. I need the…

A: cocois ointment which is used in the treatment dry scaly skin . It consists active ingredient such…

Q: Why alkali is added to the nitrification tank？ A. to provide electron donors B. to provide…

A:

Q: In general describe how a mixed solvent recrystallization works.

A:

Q: Briefly explain the anodizing process with a neat diagram. b). Write the application of anodizing…

A: (a) Anodizing is a process in which metallic surface of a metal converted into a good, useful,…

Q: Predict

A: We have to give the product of diels alder reaction.

Q: What is the purpose of chromic acid test? What is the evidence of positive result?

A:

Q: The condenser was connected to a trap containing NAOH in the preparation of benzil from benzoin.…

A: Sodium hydroxide, NaOH is also known as caustic soda. It is an inorganic compound. It is highly…

Q: Ignore inorganic byproducts and the alkoxide side product.

A:

Q: Name three other products applied in industry obtained from nitration reactions and its uses.

A: Nitration products

Q: Use a balanced half-reaction to show that each transformation involves a reduction.

A:

Q: Why wouldn't you expect to see the purple color upon testing pure acid?

A: An acid is a chemical substance that furnishes hydrogen ion such as H+ ions on dissociation in the…

Q: 2. Write an equation to show how you could recover the parent compounds from their respective salts…

A: Concept:  If the salt is basic in nature i.e. conjugate base of an weak acid then we can use an…

Q: Provide the balanced chemical equation for the undesirable reaction between HgCl2 and Sn2+ that will…

A: We are to write balanced equation for reacrion HgCl2 and Sn+2 , with excess Sn+2 .

Q: If you were given an unknown concentration of GA(GIBRELIC ACID) describe, how could you determine…

A: Gibberellic acid or Gibberellin  is a hormone found in plants and fungi, with chemical formula,…

Q: Name the substance which on treatment with chlorine yields bleaching powder.

A: Bleaching powder has a chemical name as calcium oxychloride and formula CaOCl 2 which is produced…

Q: Must find concentration of H2O2 (hydrogen peroxide)  Tubes     Volume of 3% H2O2  Volume of H2O…

A: Using dilution formula, concentration of H2O2 (%) after dilution can be calculated.

Q: WHAT IS hABERS process?

A: Ammonia is generally produced by Haber’s process which involved the direct combination of nitrogen…

Q: Good afternoon, Assign an oxidation state to each atom in each compound CH2Cl2 Thank you,

A:

Q: 28. A certain vegetable dye is pink in acidic solutions, green in neutral solutions, and blue in…

A: The vegetable dye is pink in acidic solution , blue in basic solution. It is grren in neutral…

Q: Give the rule in reading the meniscus when measuring colored and colorless solutions.

A: The rule in reading  the meniscus when measuring colored and colorless solution is given below.

Q: hydroboration/oxidation.

A: This reaction is hydroboration-oxidation.  In this reaction less substituted alcohols are formed.…

Q: A compound burns with a sooty flame (unburnt particles seen floating), is virtually insoluble in…

A: Those compounds have more % of carbon burns with sooty flame.

Q: Why does zinc hydroxide dissolved in excess sodium hydroxide?

A: Given Compound =Zinc HydroxideChemical formula = Zn(OH)2 Condition = Excess of sodium hydroxide

Q: How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal?

A: Metals react with acids to give H2 gas. Active metals are the metals that reacts strongly with other…

Q: HBr (excess) peroxides

A: