Question 32( state the trend and explain why Explain the 2 trends of atomic radius in the periodic table.

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A: The Phenol is a hydrocarbon with the molecular formula C6H5OH. It belongs to the aromatic alchols…

Q: Which of the following statements is (are) C true about lithium, a Group I element of the Periodic…

A: The facts about LIthium are: It is an alkali metal (group I element). It has an atomic number = 3…

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A: The proposition is used in sentence to make it attractive .

Q: Make an analysis about this table: LIQUID DISTANCE TIME DISHWASHING LIQUID 30CM 59.25s

A: The above experiment is measurement of viscosity of dishwashing liquid.

Q: Which of the following mechanisms is drawn correctly? Remember to check arrows, formal charges,…

A: This reaction follows E1cb mechanism i.e, Elimination Unimolecular conjugate base, that first base…

Q: help  please answer in text form with proper workings and explanation for each and every part and…

A: Measuring Temperature Using a Digital Thermometer 1. Calibration: Calibration ensures the accuracy…

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A: The given reaction involves three steps.It passes through two Friedal craft reactions and then a…

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Q: Demonstrate how to correctly balance a centrifuge by drawing.

A: Centrifuges are a laboratory instrument that is used to separate solids or a precipitate from a…

Q: O: :0=0: N: :Ö: - :CI: 11

A: In the above reaction Cl- is a good nucleophile and will attack on the sufur to form SOCl2 and…

Q: Why is a pipette more accurate than a burette?

A: Burette is a long glass cylinder with a stopcock at the bottom to release the liquid. Pipette has a…

Q: (50×10^5)^2/3 Round to 3 sig figs and show work please

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Q: From which monomers can the pol Terylene be produced? Ethane -1,2-diol 2 Terephthalic acid (benzene…

A: Polymers are formed by linkage of monomers. Polymers are prepared from various polymerization…

Q: Guoy balance method.

A: The Gouy balance measures the apparent change in the mass of the sample as it is repelled or…

Q: Question 7 Consulting the material safety data sheet is an essential element of the anticipation…

A: A Material Safety Data Sheet is a safety document that provides information regarding potential…

Q: Mn_2 + + HSO^(4-) = Mn_2O_7 + H_2SO_3 balancing (basic)

A: To balance the given reaction in a basic medium, we can use the half-reaction method or the…

Q: [H3O'] = 5.4x10-10 M Express your answer using two decimal places. ? reset pH =

A: Given details, H3O+ = 5.4 × 10-10M To calculate the pH.

Q: The purpose of fluting filter paper.

A: fluting filter paper when performing a gravity filtration it means folding a filter paper to give a…

Q: Explain the effect of heating to sugar

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Q: Calculate the rate of heating for each of the thermometers from the beginning to the end of the…

A: Solutions- We have to calculate the rate of change of temperature with time.

Q: A graduated cylinder was initially filled to the 7.5-ml mark. A 3.57-gram solid sample was placed in…

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Q: Filter paper can be added to the developing chamber to help saturate the chamber with solvent vapor.…

A: Answer: True Thin-layer chromatography is a technique for separating a sample into its component…

Q: Please show the mechanism :) Thanks! H-

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Q: The optical methods analyze samples based on collecting the data resulted from the interaction of…

A: The analysation of the sample means the determination of the types of the group, their positions and…

Q: b) How to observe the temperatures of Bunsen Burner?. What is the temperature of the hottest part of…

A: In laboratory balance is used to measure the mass of chemical substance. It is very necessary to…

Q: is 5 kg/ day. The residual concentration after 10 min contact is 0.1 mg/L. Calculate the dosage and…

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Q: The high reactivity of Fluorine in groupVII (Group 17) K is due to 1. the weaker F-F bond 2. the…

A: The high reactivity of fluorine is due to the weakness of F-F bond, very high oxidizing power of…

Q: Which of the following statements is/are true of a good acid-base indicator. 1. it is a weak acid…

A: An acid base indicator are substance which change colour with ph. They are weak acid or bases…

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Q: The difference between methyl orange manual And the red instance guide

A: the solution is shown below.

Q: 106. The following procedure calls for the assay of Sodium bicarbonate tablets 1) Triturate 10 pics…

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A: Hi! there, since there are multiple questions posted. We are answering first question. If you need…

Q: 10 HBe H₂ برد سند برد لا Major

A: The addition reaction of alkenes is a type of electrophilic addition reaction in which double bond…