Which general trend is demonstrated by the croup 17 Zi dnos

Q: Aow mapy Jeitlgaules of cney వింగా ore Fagaried to coniert a l00 gum gream Sample of pure ligwd…

A: Materials possess definite specific heat at a particular phase. This value distinguish whether that…

Q: What is the balanced chemical equation for each of the following compounds and calculate the…

A: The chemical oxygen demand (COD) is the amount of oxygen equivalents consumed in the chemical…

Q: What is the coefficient the should be placed in front of iron (II) oxide (Fe203)?* LizO+ FeCb LİCI +…

A: We have given the incomplete reaction which is         Li2O +     FeCl3  →       LiCl +     Fe2O3…

Q: Show your work: Balance the following chemical equation: SO2 + H2S ---> H2O + S

A: For the chemical equation, equation (1) and equation (2) is used for oxidative half-reaction and…

Q: Boiling Point (deg Celcius) 150 100 50 -50 -100 H20 H2S H2Se H2TE + Boiling Point (deg Celcius) 100…

A: For the hydrides of group-16 elements are expected to be increase in the boiling point on goint from…

Q: Certain amount of pure charcoal (carbon) has to be burnt with supplied natural air. Process engineer…

A: The complete balanced reaction : C + O2(g) → CO2(g) Given in question, Mass of CO2 produced = 5 kg…

Q: When two metals are completely insoluble in each other in the solid ate is called binary eutectic…

A: A binary eutectic system consists of homogeneous mixtures of two substances that melts or solidifies…

Q: why spontainiety occur??

A: Spontaneous reaction is the reactions, it occurs without the support of any external force. Gibbs…

Q: The stalactites and stalagmites in the picture are an example of water... O A. As a transpaent…

A: they are an example of water as an action of density in action in nature. stalagmites grow up in…

Q: Articles on the topic of synthesis and characterization of descriptive compounds with the study of…

A: Synthesis and characterization is very important in the field of chemistry and recently the…

Q: why is not critical to get all copper out of the test tube between trials of the copper oxide and…

A: To explain: Why it is not critical to get all copper out of the test tube between trials of the…

Q: 1.The atmosphere contains several different layers that can be defined according to _____________ or…

A: 1. The atmosphere contains several different layers that can be defined according to Atomospheric…

Q: What weight of the soda ash (impure Na2CO3) should be taken for analysis in order that the number of…

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

Q: An inexperienced graduate student moved into a laboratory and began work. He needed some diethyl…

A: (a)

Q: pressure +vol propane 1.8 1.6 1.4 1.2 0.8 0.6 0.4 0.2 -0 20 30 40 50 60 70 80 90 100 volume tivate…

A: Answer: Two point form of equation of straight line is shown below where (x1,y1) and (x2,y2) are the…

Q: Write the balance equations and identify all of the phases in your answer: Enter the molecular…

A: the molecular equation representing solid chromium (III) hydroxide reacting with nitrous acid…

Q: If the proportion of binder to pigment is high (meaning there is so much more binder thar pigment),…

A: Higher amount of binder as compare to pigment means low PVC leads to higher gloss value.

Q: B// write the IUPA name for the chemical strutters? H3C-CH2 CH3 ÇH3 2 HÇ 1 H3C- -CH3 CH2 CH H3C `CH2…

A: Iupac rules:- 1. Find and name the longest continuous carbon chain.. 2. Identify and name group…

Q: Explain the feature of homogeneous products I need only two features !

A: Homogeneous products are the products which consists of particles having same size, quality, color,…

Q: Calculate the percent (mass-mass) of a solution prepared by dissolving 25.9g of NH4Cl in 376.2g of…

A: Answer:- this question is answered by using the simple concept of calculation of mass/mass percent…

Q: 150 kg of hexane is burned completely with 35% excess air. Find the complete analysis of the flue…

A: Air mainly composed of nitrogen with 78% and oxygen with 21%. Hexane reaction with O2 (g) and…

Q: Determine the operating pressure in a stored tank a) full vacuum b) half vacuum c) 1 atm d) 2 atm…

A:

Q: TRUE OR FALSE: Metals at the lower position in the Ellingham diagram (ex: Aluminum Magnesium and…

A: Statement : Metals at lower position in the Ellingham diagram , are not stable and easily forms…

Q: Complete the profile solid A E GAS D And the processes lavulved

A: Matter is anything that has mass and volume, which exist in material word. Three types of matter are…

Q: Silane and germane are both susceptible to spontaneous combustion. Why is germane moresensitive than…

A: The reactivity of hydrides is more because of negative hydrogen. The electronegativity of Silicon…

Q: Describe liquid-liquid extraction. Provide at least one application for liquid-liquid extraction in…

A: Liquid–liquid extraction also known as solvent extraction and partitioning.

Q: (a) From the data in Table , what is the concentrationof neon in the atmosphere in ppm? (b) What is…

A: The atmospheric pressure is 730 torr, so the partial pressure due to Neon (P) is calculated using…

Q: Describe the advantage and disadvantage of claudes process of gas liquefaction

A: Objective-describe advantages and disadvantages of Claude's process of gas liquefaction.

Q: Determination of Sulfates in water (Analysis) Background and Principles - Concept/knowledge about…

A: Determination of sulfates in water in water. In water various types of contaminants available and…

Q: Which is limiting? Calculate the percent yield.  melting point was 115-122

A: The limiting reagent (or reactant) is the reagent that is completely consumed in the chemical…

Q: which is an active ingredient of a fumigant insecticide that turns directly from solid to toxic…

A: Given : Fumigant insecticide To find: Active ingredients of Fumigant that turns directly from solid…

Q: What is the coefficient the should be placed in front of iron (II) chloride (FeC13)?* Liz0 + FeCb…

A: We are given the unbalanced chemical reaction. _ Li2O+_ FeCl3→_ LiCl+_Fe2O3

Q: Suppose Student A prepares a fractionating column by filling a condenser with glass beads. His…

A: Fractional distillation :- It is the method used for the separation of liquids which have very less…

Q: HO KMNO4 NaOH, A

A:

Q: In his secret Himalayan laboratory Captain Offactorius, the best-smelling superhero, is strugging to…

A: The essential oils are separated (isolated) from natural products by employing various separation…

Q: Compare two open (large tube) and filled (packed) columns.

A: Open Tubular Columns Open tubular columns, commonly known as capillary columns, are a form of the…

Q: Determine the value of K- at 550 °C (Gas constant = 8.315 Pa m3 K-1 mol-1) %3D

A: This is a question from chemical equilibrium. To solve this problem, we have to take help of two…

Q: What is valance for Be

A: Electronic configuration for Be is given as ~ 1s2 2s2   Hence we can see the valence shell of Be is…

Q: Compound Melting Point (oC) Electrical Conductivity of Molten State (ohm-1) BeCl2 405 0.086 MgCl2…

A: Given: Observation table showing melting point and conductivity  To find: Explain the following…

Q: 40 Boyle's, law 35 30 25 15 02 0-4 Dete 8 What is the sShape of the deta 2inear Yes.

A: In this question we will define Boyle's law and plot the respective graph. We will tell the shape of…

Q: Discuss the appearance and use of each pipette.         a. Ostwald folin pipette         b.…

A: It is asked to write the use of the following pipettes.         a. Ostwald folin pipette         b.…

Q: Though many MNCs espouse and follow rigid codes of social responsibility in their home countries…

A: The safety, health and welfare of the public is the most important point in every code of…

Q: SrClz Observations Normal BIU Activated charcoal observations Normal BIU

A: SrCl2 observations: Strontium chloride (SrCl2) is a salt of strontium  and chloride. It is a typical…

Q: a ca he red by c After reflux, we know that the reaction has taken place when a. a homogenous…

A: The given experiments are for organic reactions.

Q: ASSume an excesS of of Zn? t Iz fac) +Zn Iz faa) 2.

A: Mole of a substance or a mole of a particles is defined as exactly 6×10^23 particles which may be…

Q: On the Drager Fabius Trio, the O2 supply line has less than the minimum pressure permitted…

A: Answer - Oxygen therapy uses various devices to provide oxygen to patients having difficulty getting…

Q: How many hydrogen acceptors are there in pa top razor?

A: