Describe the two characteristics of water that cause it to evaporate more slowly than other liquids. Use the paperclip button below to attach files. Student can enter max 3500 characters BIU Type here to search 34°F Cloudy

Q: Which of the following statements are always true for a reaction at equilibrium? I. The rate of the ...

A: In the question it is asked to state which statement is true for a reaction at equilibrium.

Q: Balance the following chemical equation and determine the number of moles of Fe(s) produced when 8.1...

A: The given reaction is., Fe2O3 (s) + C (s) -----> Fe (s) + CO2 (g)

Q: 2.) Which of the following substances is not likely to exhibit hydrogen bonding? а) НОСН2СH20ННОСН2С...

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Q: 5) Provide a complete and detailed mechanism for these transformations. OH heat, acid +

A: We have to predict the mechanism for given reaction.  

Q: Liquid hexane (CH, (CH,) CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide ...

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Q: Vapour pressure of pure water at 293K is 0.02308 atm. The partial pressure of water is observed to b...

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Q: Steam reforming of methane ( CH, ) produces "synthesis gas," a mixture of carbon monoxide gas and hy...

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Q: 15. Methylamine is a weak base with the formula, CH3NH2, the Kb for methylamine is 4.38 x 10-4 In a...

A: We have to calculate the pH of the solution .  

Q: Mola and Rity were tasked to analyze the acidity of a 10.0-mL fermented milk sample diluted with wat...

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Q: Synthesis 10. of six carbons or fewer and any needed inorganic reagents. Propose a synthesis of the ...

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Q: Which of the following IUPAC names is incorrect? Group of answer choices methylcyclohexane cis-1,4-d...

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Q: O ATOMS, IONS AND MOLECULES 1/5 Predicting ionic compounds formed by two elements Decide whether eac...

A: We have find out the ionic compounds.

Q: what is the N of 0.008292g. of K2CO3 per ml. solution? (please indicate solution and formula)

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Q: How many grams of Al2(C204)3 are needed to make 35.2 mL of a 14.3 %(m/v) solution?

A: Mass by volume percent is defined as mass of solute divided by volume of solution multiplied by 100....

Q: 12. The half-life for the decay of the Uranlum (U)Isotope to the Lead (Pb)2 Isotope Is 4.5 x 10 year...

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Q: 4. Chlorine can replace bromine in bromide compounds forming a chloride compound and elemental bromi...

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Q: If 55.0 mL of a 0.25M solution of Mg(OH)2 is spilt on the floor, what volume, in mL, of 0.15M HBr  i...

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Q: 31. Uranlum 235 decays to Lead 207 with a half-life of 0.7 billion years. What Is age of a rock cont...

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Q: Pls help ASAP. Pls show all work.

A: The Hess's law states that the enthalpy change in a chemical process is equal to the sum of the enth...

Q: For each of the equations, determine the change in the number of moles of gas, Angas - (NH,),CO,(s) ...

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Q: At 850 K, the equilibrium constant for the reaction 2 SO, (g) + 0,(g) = 2 SO, (g) is K. = 15. If the...

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Q: A copper atom has a mass of 1.06 x 10 - 22 g and a penny has a mass of 2.5 g. Use this information t...

A: Given,  Mass of 1 copper atom = 1.06 × 10-22 g Mass of a penny = 2.5 g Mass of 1 mole of copper atom...

Q: Consider the following dipeptide, Tyr-Trp. What would be observed if each of the following tests we...

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Q: Which of the following accurately describes the conditions of an isolated system? a. Both energy and...

A: Isolated system, as the name suggests, is something where no matter and no energy can be interchange...

Q: What is the sulfate ion concentration in a 12 M aqueous solution of Mn(SO4)2? a) 24M; b) 36M; c) 48M...

A: Sulfate ion: The chemical species that bear four sulfur and one oxygen atom along with two negative ...

Q: Consider the reaction: CO2(g) + H2(g) + CO(g) + H2O(g), for which Kc = 0.64 at 900 K. If the initial...

A: Given, CO2 (g) + H2(g) ➝ CO(g) + H2O(g) Equilibrium constant (Kc) = 0.64  Temperature (T) = 900 K In...

Q: Draw the following compounds 4. 2,7-dimethyl-4octyne 5. 3,3-dimethyl-1,5-hexadiyne 6. Cyclopentane c...

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Q: 1.96 Initial pH From your analysis of the titration curve: 23.203 mL of NaOH used to reach the equiv...

A: The above method is an example of pH metric titration, where by plotting pH vs volume of titrant or ...

Q: The chemical structure of glycine (C,H,NO,) is shown below. Highlight each atom that is in an amino ...

A: We have to predict the atom in an amino group.  

Q: CH3 H3C Acid ÓH Type of Reaction: 1. + H20 2. H. Type of Reaction: Catalyst + HBr 3. Type of Reactio...

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Q: While they absorb moisture and generate heat, 12 g of Wool fibers were used to warm up 38 g of water...

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Q: Use the properties of the exact differential and the defining equations the derived thermodynamic va...

A: See below. thank you

Q: rrent Attempt Progress How many grams of water can be heated from 28.0°C to 38.6°C by the heat relea...

A: Given, Mass of copper = 85 .5 g  Specific heat of water = 4.18 J/g°C  Specific heat of copper = 0.38...

Q: mixture of nitrogen and oxygen gas is expanded from a volume of 58.0 L to a volume of 97.0 L, while ...

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Q: What is the correct name for 2-ethyl-3-methylpentane? Group of answer choices 3,4-dimethylhexane tha...

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Q: A new monosaccharide has been discovered! OH 1 CH,OH OH OH Draw the disaccharide that would result f...

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Q: 10. A nuclear change involves a greater enthalpy change than does a chemical change. True / False

A: In nuclear reaction due to mass defect a lot of energy released due to conversion of mass to energy ...

Q: 1. Compute for the concentration of the components of a sweet and sour solution containing 15 g suga...

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Q: 5. Huge quantities of sulfur dioxide are produced from zinc sulfide by means of the following reacti...

A: Percentage yield of a reaction is defined as : % yield = (actual yield/theoretical yield) x 100% 

Q: A sample of 23.9g of ammonium nitrate, NH&NO3. was dissolved in 133.8 g of water in a coffee cup cal...

A: Given Mass of NH4NO3 =m = 23.9 gMass of water = Mw = 133.8 gInitialTemperature = T1 = 28.1°CFinal Te...

Q: Ammonia and oxygen react to form nitrogen and water, like this: 4NH, (g)+30, (g) → 2N, (g)+6H,0(g) S...

A: The equilibrium reaction given is, 4NH3(g) + 3O2(g) ----> 2N2(g) + 6H2O(g)    

Q: Please help me in completing the following reactions just like how it was shown in the example below

A: Note: As per company policy we are supposed to attempt first three subparts only.

Q: A 10 mL of 0.5% solution composed of barium chloride and sulfuric acid is to be prepared. How many m...

A: The calculation is given below 

Q: nucleus  and electrons in each shell for Se-76 and U-235

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Q: Which of the following are electrolytes? (select all that apply, wrong choices will be penalized) et...

A: Which of the following are electrolytes  ---

Q: e equilibrium concentration

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Q: For a theoretical yield of 21 g and actual yield of 11 g, calculate the percent yield for a chemical...

A: This formula is used to calculate, %yield = (actual yield/ theoretical yield)×100... Given, theoreti...

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 388. kJ during a ...

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Q: In a constant-pressure calorimeter, 65.0 mL of 0.800 M H,SO, was added to 65.0 ml. of 0.500 M NaOH. ...

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Q: temperature

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