When 23 grams of methane gas combine with 42 grams of oxygen, 37 grams of water form, plus carbon dioxide. What mass of carbon dioxide is produced?

Q: A 2.00 gram radioactive substance undergoes decay.  After 60 minutes, 1.50 grams have decayed.  What...

A: Radioactive decay generally follows first-order kinetics and for first-order kinetics:              ...

Q: what compound would contaminate your product if you forgot to add sodium sulfate before running your...

A: The acid catalyzed dehydration of secondary (or tertiary) alcohol follows E1 mechanism. This is comp...

Q: Why chemistry is important in health care career.

A: In modern life, human beings are facing many serious illnesses and various types of new problems lik...

Q: What is the total number of nitrogen atoms on the right-hand side of this chemical equation? 3 HNO, ...

A: Given chemical equation:                     3HNO2(aq) →  HNO3(aq) + H2O(l) + 2NO(g)

Q: Multiple choice

A: Elements When substance is made of only one kind of atoms and cannot be broken into simpler type of...

Q: #41 show work

A: AgNO3 According to the solubility rules, all the compound containing nitrate ion (NO3­-) are soluble...

Q: Help me answer 9. Thank u!

A: Sensitivity: Indicates the response of the instrument to changes in analyte concentration or a measu...

Q: Lead ions (Pb2+)can be removed from solution by precipitation with SO42− Suppose that a solution con...

A: A chemical equation in which electrolytes of an aqueous solution are represented in the form of diss...

Q: I had gotten this one incorrect, but i wanted to use it to study, so please give me the solution to ...

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Q: Calculate the number of grams of Sodium Acetate needed to make 50mL of a 0.175 M aqueous solution.

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Q: Briefly explain the principles involved in the separation of the components of a mixture by solvent ...

A: Extraction is a method used for the separation of organic compound from a mixture of compound. This ...

Q: How many negative peaks do you expect to be observed from a DEPT-135 spectrum of the compound below?

A: DEPT135: DEPT 135 gives signal for CH3, CH2 and CH. It does not gives signals for quaternary carbons...

Q: How many total moles of ions are released when 25.4g of Ba(OH)2*8H2O dissolved in water

A: To calculate the moles of ions, first of all, we calculate the moles of  Ba(OH)2*8H2O. We know that ...

Q: Determine all the symmetry elements of the following molecules Ethene Tetraphenylmethane , C(C6H5)4

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Q: a sealed tank at room temperature 25 degrees celsius has 22.0 g of co2 the gas has a pressure of 732...

A: Use gas law to solve this problem,PV = nRT not all parameters are important here so we can relate th...

Q: Fluorine reacts with water to form hydrofluoric acid and oxygen.  What is the sum of the coefficient...

A: Given statement: Fluorine reacts with water to form hydrofluoric acid and oxygen.          Chemical ...

Q: What reagents could be used to reduce the nitro group in the nitrobenzoyl chloride?

A: Nitrobenzoyl chloride is reduced to form amine. Therefore, the reagent used is TiO2/EtOH.

Q: Write the net ionic equation for the reaction of calcium nitrate with sodium sulfate.   CaNO3(aq) + ...

A: Calcium nitrate is strong electrolyte while sodium sulphate is weak electrolyte .This both compound ...

Q: Ammonium perchlorate (NH CIO,) is a powerful solid rocket fuel, used in the Space Shuttle boosters. ...

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Q: A researcher studying the nutritional value of a new candy places a 5.80 g5.80 g sample of the candy...

A: The temperature change is 2.66°C or 2.66K The heat energy corresponds to the burning of 5.80g of sam...

Q: An equilibrium mixture of CO, O2 and CO2 at a certain temperature contains 0.0010 M CO2 and 0.0100 M...

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Q: Which of the following pH values indicate an acidic solution at 25oC? Which are basic, and which are...

A: pH value of any solution is actually a measure of its acidity or basicity. It is equal to the negati...

Q: By pipet, 5.00 mLmL  of a 0.823 MM stock solution of potassium permanganate (KMnO4) was transferred ...

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Q: Using the standard enthalpies of formation, what is the standard enthalpy of reaction?   CO(g)+H2O(g...

A: Given the reaction as:- CO(g)+H2O(g)⟶CO2(g)+H2(g) the standard enthalpies of formation for   ∆Hf ...

Q: Identify the spectator ion(s) for the reaction of lithium carbonate with copper (II) chloride.   Li+...

A: Spectator ions are ions in a reaction which are present on the reactant and product side both. The s...

Q: 3. For each reaction, give the expected substitution product and predict whether the mechanism will ...

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Q: Translate the wedge-and-hashed structure to its Fischer projection. OH OH H. OH OH Select the Fische...

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Q: Five structural isomers, or constitutional isomers, have the formula C6H14C6H14. Draw the indicated ...

A: Structural isomers or constitutional isomers are the isomers which have same molecular formula but d...

Q: Classify the following unbalanced chemical reactions as neutralization or precipitation reactions.

A: Double displacement reaction: It is a chemical reaction that involves a reaction between two compoun...

Q: Which of the atoms listed below would have the largest atomic radius?   Select one: Sr Ge As Sn C...

A: The atomic radius for a given element can be defined as the measure of the measure of the size of th...

Q: Distinguish between the atomic numberand the mass number of an atom.

A: in any atom atomic number is defined by number of proton in it . And mass number is defined as sum o...

Q: Mechanism. Studies have shown that aldol condensation can be catalyzed by amines via an enamine inte...

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Q: 1. Write the correct IUPAC names for the following organic compounds: a) b) c) CI

A: The given compounds have been named according to the rules set by the IUPAC by considering the lengt...

Q: Explain hydrogen bonds and how they come about, provide and example.

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Q: Which of the following is an electrolyte?   CsCl H2S Zn3(PO4)2 NiCO3 BaSO4

A: Strong electrolyte – It is defined as an electrolyte completely dissociate in its aqueous solution i...

Q: #37 show work

A: 37. Given information: The given reaction is, The volume of KCl is 25.0mL . The molarity of KCl sol...

Q: I had gotten this one incorrect, but i wanted to use it to study, so please give me the solution to ...

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Q: Answers and explanations for: D, E and F. Please.

A: Basicity   is the ability of a species to donate the electron pair. More availability of the electro...

Q: What is the molarity of 2.00mL of acetic acid solution if 15.4mL of 0.1M sodium hydroxide are needed...

A: The chemical equation between sodium hydroxide and acetic acid:               NaOH + CH3COOH  → CH3C...

Q: Answers should be to three significant figures

A: The term number of moles has been defined as the ratio of mass to the molar mass of the given compou...

Q: Barium oxide reacts with water to form barium hydroxide.  What is the sum of the coefficients for th...

A: Barium oxide reacts with water to form barium hydroxide.  The reaction can be written as follows: Ba...

Q: consider the reaction between sodium bromide and silver nitrate. Predict the products that form for ...

A: The reaction between sodium bromide and silver nitrate is a double displacement reaction in which ca...

Q: At a particular temperature, k=5.7x10-6 for the following balanced reaction: 2Cl2(g) + O2 ---->2C...

A: The chemical equilibrium is a state in which both reactants and products involved in reaction are pr...

Q: Calculate the volume (in mL) of 0.699 M HI needed to react completely with 6.35 g of CaCO, in a gas-...

A: Well-balanced chemical equation:                           CaCO3 + 2HI →  H2O + CO2  + CaI2 molar ma...

Q: I had gotten this one incorrect, but i wanted to use it to study, so please give me the solution to ...

A: Isomers are the molecules with the same molecular formula, the same number of atoms and bonds but di...

Q: Determine the number of molecules in 13.2 grams of CCl₄.

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Q: Obtain the pH corresponding to the following hydronium-ion concentrations. 6.35 x 10-9 M

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Q: It is observed that the critical micelle concentration of sodium dodecyl sulfate in aqueous solution...

A: A micelle is an aggregate of molecule in colloidal solution such as those formed by detergents. The ...