The fuel used in many disposable lighters is liquid butane, C4H10 . How many carbon atoms are in 3.50 g of butane? Express your answer numerically in atoms.

Q: Sodium reacts with oxygen to produce sodium oxide as follows: 4Na(s) + O2(g) → 2Na2O(g) If you hav...

A: Given :-  4Na(s) + O2(g) → 2Na2O(g) Mass of Na = 22.74 g  To calculate :-  Amount of O2 required (in...

Q: What happens to ice when sugar and ice are added, respectively?

A: Here we will apply the colligative properties of solute in a solvent.

Q: Classify each of the following reactions as a combination, decomposition, single replacement, double...

A:

Q: 50.0 g of copper (II) oxide reacts with an excess of ammonia gas in the following unbalanced reactio...

A: Given :-  CuO + NH3 → N2 + H2O + Cu (unbalanced)  Amount of CuO = 50.0 g  To calculate :-  Amount of...

Q: Classify each of the following reactions as an addition, elimination, substitution. or rearrangement...

A: The basic organic reactions types are addition, elimination, substitution, and rearrangement reactio...

Q: Passing nitrogen monoxide and oxygen gases into an aqueous solution of sodium carbonate yield sodium...

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Q: The solubility of Na2SO4 will probably increase with increasing temperature. A) True  B) False

A: False

Q: Ethanol is an organic polar solvent with many commercial uses. A sample of this compound(which conta...

A: Given, Ethanol is an organic polar solvent with many commercial uses. A sample of this compound(whic...

Q: PLEASE HELP DRAW AND WRITE THE REACTION, EQUATIONS AND MECHANISMS FOR THE REACTION OF CYCLOHEXENE WI...

A: Alkene reacts with Br2 in presence of water to give halohydrin. 

Q: Consider the following reaction: 1. 2 N2O5 (g) → 4 NO, (g) + O2 (g) The initial concentration of N¿O...

A:

Q: A 5.83-mg sample of compound F (whose empirical formula is CH) dissolved in 57.3 mg of camphor lower...

A:

Q: Direction: Match the following compounds in column A to their respective chemical formulas in column...

A:

Q: When Na is analyzed by flame atomic emission spectroscopy, what form Na in the flame is being measur...

A: Flame atomic emission spectroscopy is based upon those particles that are electronically excited in ...

Q: Br ОН Spell out the full name of the compound. Submit Request Answer Part D HO Spell out the full na...

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: A scientist wishes to measure the concentration of methyl benzoate in a plant stream by gas chromato...

A: The given type of aanylysis called the Single Point Internal Standard method. Internal response fact...

Q: Direction: Match the following compounds in column A to their respective chemical formulas in column...

A: Given that : We have to match the following compounds in column A to their respective chemical formu...

Q: It is the type of analytical method that relies on the absolute stoichiometric equivalences of balan...

A:  Instrumental methods: In this method quantitative and qualitative analysis of the analyzed is done ...

Q: Which of the following has the greatest solubility? a. NiS (Ksp = 5.6 x 10-16) %3D b. Fe(OH)2 (Ksp =...

A: The equilibrium between the soluble ions and insoluble salt can be described by the solubility const...

Q: Which compound below can be oxidized the greatest number of times? Oa primary alcohol Oa secondary a...

A: To find which of given compound can be oxidised the greatest number of times. 

Q: 7. Identify the bonding in this compound.

A: In water molecule the oxygen atom and hydrogen atom both are make a covalent bond between them by sh...

Q: Write a hypothesis with a in detail reason for the testable question? Testable Question : Does the a...

A: We have to determine that Does the amount of baking soda effect the circumference of the balloon.  

Q: Internal pressure is roughly equal to zero at high temperatures.

A: Internet pressure is used to measure the internet energy of the system. 

Q: A. What is the molarity of the barium hydroxide solution? M This barium hydroxide solution is then u...

A: Given mass of potasium hydrogen phthalate =0.945g Volume =34.3mL

Q: 3. Explain why the following names are incorrect and give a correct name in each case: a. 3-pentyne-...

A: This question belong to nomenclature of organic compound. In this question incorrect IUPAC name are ...

Q: A certain reaction has an equilibrium constant of 10.1 at 25°C What is its AG° in kJ/mol?

A: Using formula: ∆G°= -RTlnKeqm  Where, R--> gas constant(8.314JK-1mol-1)              T--> temp...

Q: Which of the following is an example of quantization? None of these are examples of quantization O t...

A:

Q: What is the molar mass of ibuprofen, C13H18O2? A) 206.3 g/mol B) 289.4 g/mol C) 29.0 g/mol D) 37...

A: Molar mass of C = 12.01 g/mol  Molar mass of H = 1.008 g/mol  Molar mass of O = 16.00 g/mol

Q: Ampyra is a drug used to improve walking in patients with multiple sclerosis (MS). The Lewis structu...

A: Delocalisation of pie electrons in molecules is known as resonance , electrons flow from high electr...

Q: N2 H2 initial rate of reaction 0.542M 1.15M 84.0M/s 0.542M| 0.380M 9.17M/s 2.55M 1.15M 395.M/s Use t...

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Q: one electron that is confined in a molecular orbital that extends over 8 adjacent carbon atoms. The ...

A: Particle in 1D-box

Q: When 10.0 g KOH is dissolved in 100.0 g of water in a coffee-cup calorimeter, the temperature rises ...

A: Coffee-Cup calorimeter is a device which is used to measure the enthalpy of chemical process at cons...

Q: [OH−

A:

Q: Spontaneity

A:

Q: Write the rate law for the reverse reaction: 2 NO = N202

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please re...

Q: Calculate the concentration of iodide ions (1) in a saturated solution of lead iodide, Pbl2 (Ksp = 7...

A:

Q: molecules

A:

Q: 4. Infrared spectroscopic data is reported in wavenumber (cm:1) against absorbance because they have...

A: IR spectroscopy is the branch of chemistry which deals with vibrational energy level of compound.

Q: Friedel-Crafts

A:

Q: Part 1 Determine the number of significant digits in each number and write out the specific signific...

A:

Q: For electromagnetic radiation transmitted through a vacuum, state whether each of the following prop...

A: For electromagnetic radiation, the formula of energy is E = hν, where h is the Plank's constant and ...

Q: Which of the following compounds has primary, secondary, tertiary and quaternary carbon atoms? A. pe...

A: Hence option D is correct that is  2.2,3-trimethylpentane

Q: Consider the following reaction. C12H22O11 + 12O2 → 12CO2 + 11H2O + 1342kcal How many grams of suc...

A: Here we have to calculate the mass of sucrose needed to undergo combustion to produce 2546 KCal of e...

Q: who ОН cat. Me H;C HO CH3 2 H3C

A: This is a condensation reaction with CO2 production.

Q: Temperature "C Temperature "c

A: Solution-  Fractional Distillation- In fractional distillation, “fractionating” columns are insulate...

Q: Which of the following has the greatest solubility? a. NiS (Ksp = 5.6 x 10-16) 3. %3D b. Fe(OH)2 (Ks...

A:

Q: Carbon disulfide and carbon monoxide are produced when carbon is heated with sulfur dioxide as follo...

A: Given :-  5C(s) + 2SO2(g)  ⟶ CS2(l) + 4CO(g)  Number of moles of C = 0.7 mol  To calculate :-  numbe...

Q: 3. A typical diet in the United States provides 15% of the calories from protein, 45% from carbohydr...

A: We know that., 1 gram of Fat contain  = 9 Kcal1 gram of proteins contain = 4 Kcal1 gram of Carbohydr...

Q: Calculate the activity of IO3- in a saturated solution of La(IO3)3 with 0.15 M Al(NO3)3.

A: Given, the activity of IO3- in a saturated solution of La(IO3)3 with 0.15 M Al(NO3)3.

Q: Determine the magnitude and direction of the electric field at a point 0.5 m to the left of a point ...

A:

Q: 3. Calculate the molarity, molality and mole fraction of water in each of these solutions Solute Den...

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".