2- 2PH3CCI Ag Cg16, no air

Q: The Ksp for a substance A2B is 1.2 × 10-12. The [B] must be which of the following? 4.0 × 10-11 а.…

A:

Q: 3- Spectrophotometer * Your answer Q2- Classify the types of PH meter * Your answer Q3- What are the…

A: A spectrophotometer measures the amount of photons (the intensity of light) absorbed after it passes…

Q: 2CH3CH₂ + Pb2+. SH

A: Thioalcohols react with heavy metals like Pb2+ to form insoluble compounds.

Q: It CHCH3 z)z R or S 1 8omer

A: The conformation given is,

Q: Given the Ksp for Ag2CrO4 is equal to 1.20 x 10-12, calculate the percent error in your…

A: The Ksp  for Ag2CrO4 = 1.20 x10^-12  The average Ksp of Ag2CrO4 is found to be 1.1x10^-12

Q: please help with 39.

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Q: (i) hv COOCH3 ОН (ii) H3COOC

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Q: The concentration of Ba(103)2 in H20 at 35°C (Ksp = 3.00 x 10- Ba(103)2 (s) O Ba2+ + 2103 7.32 x…

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Q: The following applies to Questions PS1-1 to PS1-3. A 1.5-g dose of drug X is administered by…

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Q: I need help with 16

A: Using ideal gas equation at two different conditions we can solve this question.

Q: Na2CO3 (aq) + CaCI2 (aq)

A: Given :-  Na2CO3(aq) + CaCl2(aq) →  To determine :-  Product(s) formed in above reaction

Q: ASAP.   Please refer to second picture to answer the question.    The answer to second picture…

A: In the given problem first We have to deduce the answers and then we have to  speculate on the…

Q: Which compounds used in this lab are toxic in aquatic environments and should not be rinsed down the…

A: The toxic chemicals in the aquatic environment is

Q: 1. PrMgBr CI 2. aq H* Meo

A: Here we are required to find the reagent as well as the mechanism for the given reaction to form the…

Q: d. AIH3

A: As we know, Stronger acids have more tendency to donate proton. And Weaker acids have higher pKa…

Q: ANSWER -)-(10-2²m) - (76. cm³) (10

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Q: which fare does the hyolide attlack CR)- CB scataly THE 25°,3omin

A: BH3 along with THF works as a reducing agent and reduces the compound to alcohol when further…

Q: ka = 5.70 x 10^-10 d0.0120 M in NaOH and 0.630 M in NH3. pH = | 12.25 An error has been detected in…

A: Concentration of NaOH = 0.0120 M Concentration of [OH- ]  = 0.0120 M Concentration of NH3 = 0.630…

Q: e) List of 4(Four) Sources of Contaminations

A: Contamination is the presence of impurity or some other undesirable impurity that spoil any…

Q: The full form of GLP is ... ? a. Good Leader Practice b. Good Laboratory Practices C. Good Lab…

A: In a laboratory, proper measurements must be taken so as to produce something in order to maintain…

Q: I CottizO +L6O27 L6CO2+ What are the molars you might need ? DEP coti2 OLo

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Q: 4- FeClg.

A: Ferric chloride test : this test is used to detect phenol group in compounds.   Alpha naphthol and…

Q: science / che Questic Questic Recryst Lab Repor cinnamic aci you weighed of benzoic a in cold wate…

A: The solubility of benzoic acid is 0.34 g per 100 mL of cold water.

Q: 3. Animation 4.1 Refer to the table showing three substances (A B, and C) transported across the…

A: Diffusion through membranes is of two types: 1. Simple Diffusion: It works for smaller…

Q: one of the following tests is usually carried by infra red for raw materials in British pharmacopeia…

A: There are various aspects of raw material that should be checked in order for the better quality…

Q: a.) 1.00g KCI in 75.0mL of soutin = b.) 1.00g NazcrOy in 75.0mL of Selutiin= C.) 20.0g MaBrz in…

A: Molar Concentration of the following solutions can be calculated as -

Q: 0.150 M of sucrose in 50mL flask Calculated Mass of C12H22O11=2.567 grams Experimental Mass of…

A: The molar mass of sucrose (  ) = 342.3 g/mol. Thus 1 mole of  weighs = 342.3 g.

Q: A 0.800 ml aqueous solution of NADH shows an absorbance at 340 nm of A = 0.333. Express (in nanomole…

A: The lambert-Beer law relates the property of a substance through which the light rays passes to the…

Q: In the chart below, rank the 3 chemicals (1→3) according to the various + headings, where NP =…

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Q: COOH COOH COOH COOH H OH HO- HO H HO H HO H OH Но- HO H CH3 CH3 CH3 II CH3 IV II What is the…

A: 1) a) I and II = The given compounds I and II are enantiomers. (Enantiomers are superimposable and…

Q: 1.) Me CuLi 2)LDA 3.) a) b.) 1.) c.) 1.) O. 2) 2) O. 2) 3.) 3.) 3.) R. d) 1.) e) 1.) R R. 2) 2) 3.)…

A: Gilman's reagent Me2CuLi acts as a nucleophile.

Q: 1. NaOCH2CH3, CH3CH2OH 2. Acidic workup +

A: Ester which has alpha hydrogen present is form nucleophile when react with base.then it give…

Q: The avg. toxicity of animal-based foods is about 0.4pg (picogram) of TCDD equivalent per 1g of food,…

A: Average TEQ of animal based food=0.4 picogram of TCDD equivalent per gram…

Q: 23. РО32 24. SİHBR2 25. CH2N2

A: 23) PO32- exists as polymeric form. The lewis dot structure of PO32- is as follows: No. of atoms…

Q: Cranial nerves are part of the central nervous system. Select one: True False The corpus callosum…

A: Carnival nerves : carnival nerves are part of peripheral nervous system . they are not the part of…

Q: 45- NO2 03 40. 35- 30- 25- 20- 15- 10- 5 0- Concentration (ppbv) ||

A: By studying the graph clearly we can infer following details, between the date 14march and 16march.

Q: 75

A: Acids have acid dissociation constant. Strong acids have high acid dissociation constant. Weak acids…

Q: NH2 OTs

A:

Q: Hazard prevention techniques/tools before the chemical accident, types of PPE equipment's and any…

A: Hazard prevention techniques are very much essential while performing chemical experiments. Personal…

Q: . Enumerate the different types of hazards in the laboratory and give 1 example each. 2. In 3-5…

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Q: answers

A: a. 0n1 + 5B12 -----> 5B13  addition of neutral neutron on boron there will be no change on atomic…

Q: 4.1 Lay out or make 1 small slice each of the foodstuffs assigned on watch glasses. You may use also…

A: answer food stuff                         iodine test  result                                 bread…

Q: Please answer the rest

A: Since you have asked a question with multiple subparts we will answer first 3 subparts i.e. d, e and…

Q: Draw the products of each attached reaction.

A: The products of each attached reaction have to be drawn.

Q: need a guided answer

A: Equilibrium constant  is defined as the product of concentration of products divided by the product…

Q: the number of oxygen atoms in 25.0 micrograms of tetrahydrocannabinol (THC), C21H30O2

A: Given data, Amount of THC (tetrahydrocannabinol) = 25 μg = 25×10-6 g

Q: Rsheet ONABH4 o LiAtHa O NABH4. :Ö: OLIAIH4

A: The products of the following reaction from the first attachment are as:

Q: HCI (CH,),NC=OCH,CH, H,0

A: Reaction of amides with water in presence of HCl is a hydrolysis reaction.  The amides are…

Q: 1. What is Amax for th

A: Lamda max is that wavelength where absorbance is maximum. For a particular substance keep the…