Complete the sentence with the appropriate phrase. In the laboratory, all chemicals Select the correct response: must be properly labeled must be considered hazardous unless told otherwise two of these are correct all are correct

Q: A study of the rate of dimerization of CHs gave the data shown in the table, Time (s) 1400. 2800. 42...

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Q: Shown below are models of ball-and-stick structures for some compounds. Describe the hybridization a...

A: The hybridization can be expressed with the help of number of bond pair and lone pair of electrons o...

Q: Here is a graph of the pressure of oxygen in a reaction vessel during a certain chemical reaction. U...

A: The pressure v/s time curve of O2 is given as,  

Q: How many milliequivalents of potassium would be supplied daily by the usual dose (0.3 mL three times...

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Q: A very important aldopentose which formsa fundamental component in RNA. What is the other name of g...

A: The fundamental component in RNA and other name of galactose and what is B furanose is given below.

Q: What volume in L of a 0.320 M Mg(NO,), solution contains 45.0 g of Mg(NO), ? g Mg(NO,), g Mg(NO,), 4...

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Q: 1. What is the common name of 2-propanol? A. Isopropyl alcohol B. Propyl alcohol C. sec-propyl alc...

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Q: Write a net ionic equation for the reaction that when ammonium sulfide and excess hydrochloric acid ...

A: The reactants given are ammonium sulfate i.e. (NH4)2SO4 and hydrochloric acid i.e. HCl.  

Q: Balance the equation Mn0, (aq) + CI (aq) Mn2+ (aq)+ HC10 (aq)

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Q: Match Column A with Column B. Using UV-Vis, the result of the absorption of coffee is shown in the g...

A: The given graph shows the relation between absorbance and wavelength of light.

Q: Use the molar volume to calculate each of the following at STP.Calculate the volume, in liters, occu...

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Q: During laparoscopic surgery, carbon dioxide gas is used to expand the abdomen to help create a large...

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Q: The phase diagrams for a pure solvent and the solvent in a solution are shown. Identify the normal f...

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Q: Why are electrons shared in molecular compounds?

A: Moleculer compound are the compound whose formula actually represent the number of atoms bonded toge...

Q: Propose a reasonable structure based on the molecular formula, the H NMR, and the proton-decoupled 1...

A: Given, Formula of unknown compound = C7H16O

Q: On your shown work draw an electron dot structure for QCl,2 where Q is a main group 6 (group 6A). Yo...

A: Lewis structure is an electron-dot structure in which the electrons are represented by dots. The dot...

Q: What is the IUPAC name of the compound below? (Please refer to the image attached.) A. 2,2,5-pentylc...

A: 1) we have to assign IUPAC name 2) use of ene suffix 3) compound with one or more c-c triple bond

Q: Modified True or False. The amount of caffeine was influenced by the temperature of water used to br...

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Q: If a block of copper measures 2.00cm x 4.00 x 5.00cm and weighs 356g, what is the density of the cop...

A: => Volume of copper block = (2.00 cm x 4.00 cm x 5.00 cm ) = 40.0 cm3 

Q: 7. What needs to be done to make the following reaction proceed? но он A) Heat the reaction. B) Add ...

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Q: Explain the difference between an enantiomer and diastereomer.

A: Enantiomers and diastereomers are the types of stereoisomers that is they orient their groups in 3D ...

Q: An irregular shaped piece of lead metal is found to weigh 73.4g. It is placed in a graduat ylinder t...

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Q: b) Compound 2 Mass Spec 100- IR 80- 60 - 40- ce 20 - 1 1221 4 84 219 14 2126 1700 LJ6I 20 1156 20 92...

A: The solution of the question is given below:

Q: All of the following tubes are of equal length. The pressure at each end of the tubes are indicated ...

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Q: Write a net ionic equation for the reaction that occurs when aqueous solutions of sodium hydroxide a...

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Q: In a popular television series, the two characters use thermite to assist with breaking into a chemi...

A: The enthalpy change of the chemical reaction when two moles of Aluminium reacted completely is given...

Q: COOH `NEt2 но (а) (b) ELOH, H* (а) NAOH, (d) (c) (f) HBr, H2O2 (d) `NEt2 H*, (f) (h) (g) NABH, (b) `...

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Q: Determine the unknown (Abs=0.812) if the absorption of the standard are the following:   Standard ...

A: The data of absorbance v/s concentrations is given. And the absorbance of the unknown sample given i...

Q: C5H10O3 answering 2 3 4 5 For IHD please show step by step and list if it a pi bond or ring ir an...

A: DU / IHD = 1

Q: - G H* F KMNO4 E Answer the following questions based on the above reaction scheme: i. Draw the stru...

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Q: Use the molar volume to calculate each of the following at STP.Calculate the number of grams of Ne c...

A: Given : Volume of Ne = 43.7 L 

Q: Write a net ionic equation for the overall reaction that Occurs when aqueous solutions of phosphoric...

A: The reactants given are phosphoric acid i.e. H3PO4 and sodium hydroxide i.e. NaOH.  

Q: What is the formability?

A: In this question we have to explain and also determine which component of MSE was considered in shee...

Q: 3. Which statement best summarizes the oonsequences of the procedural error. HINT: OCompare the anse...

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Q: Calculate the pH of a 0.400M solution of phosphoric acid, H3PO4.     Ka = 7.11*10^-3

A: Given: Concentration of H3PO4 = 0.400 M And Ka of H3PO4 = 7.11 × 10-3  NOTE: Since only the 1st Ka o...

Q: Caffeine  is a natural stimulant most commonly found in tea, coffee and cacao plants.  Caffeine is ...

A: Caffine is a natural product who's botanical origine is coffea arabica. 

Q: 2. Classify as primary, secondary, or tertiary alcohols он a) b) `N' ÓH testosterone pseudephidrine

A: Since you have posted multiple questions, we are entitled to answer the first only. 2) The alcohols ...

Q: Match a row to a column * transition alkaline earth halogen alkali metal inert gas metal metal 1s^2 ...

A: Answer: This is the question based on the periodic table in which elements are placed in accordance ...

Q: Enter electrons as e. The following skeletal oxidation-reduction reaction occurs under acidic condit...

A: We have to predict the oxidation half reaction .  

Q: Match Column A with Column B.                                                  As the molar absorp...

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Q: The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the...

A: Answer: This question is based on Raoult's law.  

Q: pressure increases pressure stays the same pressure decreases Submit Request Answer Part B pressure ...

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Q: A chunk of iron at 90.6°C was added to 200.0 g of water at 15.5°C. The specific heat of iron is 0.44...

A: Given: Mass of water = 200.0 g. Initial temperature of water = 15.5 oC Final temperature of mixture ...

Q: 52. A solution of sodium chloride contains 77 mEq/L. Calculate its osmolar strength in terms of mill...

A: Answer-52 First of all we will find out the molar concentration of NaCl solution and then by using t...

Q: Consider the balanced chemical equation. Part A H2O2(aq) +31 (aq) + 2H+(aq) I3 (aq)+2H20(1) Predict ...

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Q: Calculate the solubility of calcite in water in contact with a soil atmosphere containing CO2 at the...

A: Reaction for calcite (CaCO3) is as follows : CaCO3 + H2O   ------>   Ca2+ + HCO3-  + OH-         ...

Q: The integrated rate law allows chemists to predict the reactant concentration after a certain amount...

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Q: i. LIAIH4 i. deprotection .CO2ME J CH2=CHCOCH3 protection ii. H30* ii. dehydration K H The synthesis...

A: Here we have to write the major product formed and reagents involved in protection , deprotection an...

Q: How many grams of PbBr2 will precipitate when excess NH,Br solution is added to 58.0 mL of 0.734 M P...

A: We have to predict mass of lead bromide formed.  

Q: Match a row to a column * transition alkaline earth halogen alkali metal inert gas metal metal 1s*2 ...

A: Electronic configuration is the arrangement of electrons in the atomic orbitals