A plant carries out photosynthesis. System: Direction of energy transfer: (endo or exothermic)

Q: A juice concentrate was colorimetrically assayed using Nelson's test. One milliliter (1.00 mL) of th...

A: To find the reducing sugar concentration (mg/mL) in the juice concentrate ?  

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A: For the structure of amino acids, the carbon atom is surrounded by a hydrogen atom , a carboxyl grou...

Q: What are the components of the buffer solution when 0.20 mol H3PO4 is mixed with 0.30 mol of the bas...

A: Here we have to choose the correct components of the buffer solution, when 0.2O mol H3PO4 is mixed w...

Q: limiting reactant?

A:

Q: Question 30 Which test can be used to differentiate maltose and sucrose? Benedict's Test Bial's Orci...

A: carbohydrate can be distinguish using various chemical test

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A: Polymerization is the process of formation of polymer from the maneric units .  

Q: The pk, for the acid dissociation reaction of bicarbonate is 10.33. HCO3 (aq) + H2O(1) 2 CO32-(aq) +...

A:

Q: A student conducted an experiment where water was pipetted into a graduated cylinder and then weighe...

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Q: 2. If 20.0 mL of distilled water, 0.2 mL of 6.0M HC,H;O2(20, 1.2 mL of 1.0M NAC2H3O2(aq) and 0.5 mL ...

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Q: Phosphate buffered saline (PBS) is a very common reagent in cell biology labs that do cell culture s...

A: The components of 10X PBS are 10.5 mM KH2PO4, 1.552 M NaCl and 29.7mM Na2HPO4. Volume of 10X PBS req...

Q: Show your work for everything Silicon has three naturally occurring isotopes: Si-28 with mass 27.976...

A: Given silicon has three isotopes  1) Si-28 with mass 27.9769 amu and à natural abundance of 92.21% 2...

Q: 4. What would you do to cause a substance to change from a solid phase to a liquid phase at constant...

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Q: Which of the following is the correct glycosidic bond linkage of the disaccharide shown? он но но он...

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Q: 11 10 2

A: In proton nmr there has some specific range for specific protons e.g. for aromatic protons it comes ...

Q: Direction: Relate the properties of liquids to intermolecular forces. Tell whether each property exh...

A: The solutions are as follows

Q: Which acid-base titration would yield a titration curve of the general form shown? O H3PO4 titrated ...

A: Answer:  This is the titration curve of acid-base titration.

Q: calculate the reaction rate of catalase at room temperature using the following data      Depth of...

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

Q: A. Classify the following molecules as polar or non-polar (write below the chemical formula in the f...

A: The number of electron pairs around the central atom decides its electron geometry. If the number of...

Q: A sample of 0.3207 g of an ionic compound containing the bromide ion (Br) is dissolved in water and ...

A: Number of moles is calculated by dividing given mass with molecular mass. 

Q: What volume of 0.250 M KOH solution contains 6.31 grams of KOH? Show Given, Required, Formula, Solut...

A:

Q: What is the CV of the data below?

A: Coefficient of variation = Standard deviation / Average  Now, Average = (2.7 +3 + 2.6 + 2.8 + 3.2)/5...

Q: How many kilograms of water is needed to prepare 7.12 molal of solution using 23.0 g KNO2? The molar...

A:

Q: CO2 (carbon dioxide), Ne (neon), N2 (nitrogen), SiH4 (silane), CH4 (methane), and H2S (hydrogen sulf...

A: The density of a gas can be calculated by using the ideal gas equation. The ideal gas equation is gi...

Q: Which test can be used to differentiate mannose and maltose? O Bial's Orcinol Test O lodine Test O S...

A: Barfoed's test is used to differentiate between monosaccharide and Disaccharides. Mannose is a monos...

Q: water in the air (at equilibrium) will decreased the vapor pressure of water at that temperature c. ...

A: Here some water is put on an open stove at initial temperature.  In that case evaporation and conden...

Q: Discuss balancing chemical equation.

A: A chemical equation has a equal number of atoms for each element involved in the reaction are repres...

Q: What is the relationship between vapor pressure at a temperature and its melting point so that subli...

A: When a solid heated to give gas directly without leaving any residue is called sublimation this meth...

Q: 2. Arrange the different types of intermolecular forces in #1 item below from strongest to weakest i...

A: a) Between Barium chloride molecules  Barium chloride is composed of a metal, barium, and a non-meta...

Q: H,C=CH, H' 'N' H. H ENE YDE INE

A:

Q: )0.0100 M in HCl and 0.0320 M in benzoic a ) 0.0100 M in NaOH and 0.075 M in Na,CO )0.0100 M in NaOH...

A: We are given different solutions of mixtures of acids in acids ( part a and b) and mixtures of bases...

Q: Direction: Analyze the pictures of the properties of liquids and complete the table by answering the...

A: There are three forms of matter namely solid, liquid and gas. Liquid and gases are fluids . Solids h...

Q: Prepare 100 mL of 0.01 M acetate buffer, pH 3.80, from stock solutions of 0.1 M acetic acid and 0.02...

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Q: An unknown compound has the following chemical formula: P,S where x stands for a whole number. Measu...

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Q: 5. Which of the compounds shown below fits the IR spectrum provided. Discuss poth why the correct st...

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Q: Which of the given statements are CORRECT for an indicator that ionizes as shown below (Ka=1.0 x 10-...

A:

Q: A. Classify the following molecules as polar or non-polar (write below the chemical formula in the f...

A: Here we have to explain whether the given compound ethy isopropyl ether is polar or nonpolar by usin...

Q: The proportion of sodium hydroxide in a mixture can be determined by

A: Sodium hydroxide in a mixture can be determined by various ways. Formula of sodium hydroxide is NaOH...

Q: clearly explain what type of isomerism is being shown and how it arises. i) Br2C=CH2 ii) CH3CH2CH2...

A: positional isomerism, it is also called position isomerism - isomers have the same functional groups...

Q: Write the hydrolytic reaction and equilibrium expression, corresponding to the second ionization, Ka...

A: The equilibrium expression for citric acid has been provided.

Q: ra precipitate

A:

Q: НОАС propanol (excess)

A: This reaction  is protection  of carbonyl  group  of ketone functional group.  The final product  is...

Q: True o

A: In this question we have to explain that The above statements are true or false with suitable reason...

Q: What is the concentration of an aqueous HI solution that has a pH of 2.26?     1.82 x 10-2 M     ...

A: Given that, pH = 2.26  Then, [HI] = ?

Q: One of relatively few reactions that takes place directly between two solids at room temperature is ...

A: Balanced chemical equation is one in which the number of atoms of each kind is equal on both sides o...

Q: The pH of an acidic solution is 5.47. What is [OH⁻]

A: Hydrogen ion concentration is an important parameter of an aqueous solution. The concentration of th...

Q: Given the stock solution (0.019 M) and diluted solution (0.013M) can you help me compute with How m...

A: A solution is formed by homogenous mixing of solute and the solvent. The concentration is the measur...

Q: The following results were found after completion of Part C in the Experimental procedure: 0.056 M ...

A: Rate =k[I-][H2O2]2 We have to calculate the value of k for run 2 of the experiment.

Q: unknown base with hydrochloric A mixture of an acid concentration was 0.01 normal, and the volume of...

A: A titration is the process of determining the quantity of a substance A by adding measured increment...

Q: Calculate AG. Will the ion move into or out of the cell? Why does it move, concentration, charge, or...

A: Option B is correct. ∆G= -2301.6  Into the cell due to concentration and charge.

Q: A solution of phosphoric acid (HsPO.) with a known concentration of 0.250 M H.PO, is itrated with a ...

A:   Acid-base reaction :  H3PO4  + 3 NaOH  -->  Na3PO4  + 3 H2O  At equivalents point  Ma Va / na  ...