What is the EMPIRICAL FORMULA for Benzene?

What is the EMPIRICAL FORMULA for Benzene? 
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ANSWER: CH
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An organic compound (A) has a molecular weight 78 and an empirical formula CH. (A) is resistant to attack by oxidizing agents but undergoes substitution and addition reactions. X-ray analysis shows that the distance between adjacent carbon atoms is 1.39Å (intermediate between single and double bond lengths). The evidence suggests that compound (A) is (a) Benzene (b) Cyclohexane (c) Toluene (d) n-Hexane

Description : An organic compound (A) has a molecular weight 78 and an empirical formula CH. (A) is resistant to attack by oxidizing agents but undergoes substitution and addition reactions. X-ray analysis shows that the ... suggests that compound (A) is (a) Benzene (b) Cyclohexane (c) Toluene (d) n-Hexane

Last Answer : Benzene

An organic compound (A) has a molecular weight 78 and an empirical formula CH. (A) is resistant to attack by oxidizing agents but undergoes substitution and addition reactions. X-ray analysis shows that the distance between adjacent carbon atoms is 1.39Å (intermediate between single and double bond lengths). The evidence suggests that compound (A) is (a) Benzene (b) Cyclohexane (c) Toluene (d) n-Hexane

Description : An organic compound (A) has a molecular weight 78 and an empirical formula CH. (A) is resistant to attack by oxidizing agents but undergoes substitution and addition reactions. X-ray analysis shows that the ... suggests that compound (A) is (a) Benzene (b) Cyclohexane (c) Toluene (d) n-Hexane

Last Answer : Benzene

If two compounds have the same empirical formula but different molecular formula, they must have [MP PMT 1986] (A) Different percentage composition (B) Different molecular weights (C) Same viscosity (D) Same vapour density

Description : If two compounds have the same empirical formula but different molecular formula, they must have [MP PMT 1986] (A) Different percentage composition (B) Different molecular weights (C) Same viscosity (D) Same vapour density

Last Answer : (B) Different molecular weights

Give the EMPIRICAL formula for the organic compound cyclopentene.

Description : Give the EMPIRICAL formula for the organic compound cyclopentene.

Last Answer : ANSWER: C5H8 

What is the empirical formula for fructose?

Description : What is the empirical formula for fructose?  

Last Answer : ANSWER: CH2O

Which of the following is the EMPIRICAL formula of dodecane? w) C5H11 x) C6H13 y) C10H22 z) C12H26

Description : Which of the following is the EMPIRICAL formula of dodecane? w) C5H11 x) C6H13 y) C10H22 z) C12H26

Last Answer : ANSWER: X -- C6H13

What is the EMPIRICAL formula for glucose?

Description : What is the EMPIRICAL formula for glucose? 

Last Answer : ANSWER: CH2O (read: C - H - 2 - O) 

Give the empirical formula for the organic compound naphthalene?

Description : Give the empirical formula for the organic compound naphthalene?

Last Answer : ANSWER: C10H8

Determine the empirical formula of an oxide of iron that has 69.9% iron & 30.1% dioxygen by mass. -General Knowledge

Description : Determine the empirical formula of an oxide of iron that has 69.9% iron & 30.1% dioxygen by mass. -General Knowledge

Last Answer : Given: % of iron by mass = 69.9 % % of oxygen by mass = 30.1 % Relative moles of iron in iron oxide: = Percentage of iron by mass/Atomic mass of iron = 69.9/55.85 = 1.25 Relative moles of oxygen in iron ... to oxygen: = 1.25: 1.88 = 1:1.5 = 2:3 ∴ The empirical formula of the iron oxide is Fe2O3.

The empirical formula of an acid is `CH_(2)O_(2)`, the probable molecular formula of acid may be :-

Description : The empirical formula of an acid is `CH_(2)O_(2)`, the probable molecular formula of acid may be :-

Last Answer : The empirical formula of an acid is `CH_(2)O_(2)`, the probable molecular formula of acid may be :- A. `CH_(2)O` ... )H_(4)O_(2)` D. `C_(3)H_(6)O_(4)`

The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and 2.84 BM respectively. The second complex i

Description : The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and 2.84 BM respectively. The second complex i

Last Answer : The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2 ... . D. It produces three-fold freezing point depression.

The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and 2.84 BM respectively. The second complex i

Description : The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and 2.84 BM respectively. The second complex i

Last Answer : The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and ... (H_(2)O)_(2)](NO_(3))_(2)`, octahedral

The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and 2.84 BM respectively. The second complex i

Description : The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero and 2.84 BM respectively. The second complex i

Last Answer : The magnetic moment for two complexes of empirical formula `Ni(NH_(3))_(4)(NO_(3))_(2).2H_(2)O` is zero ... two B. zero, zero C. two, zero D. two ,two

What is the empirical formula for hydrogen peroxide?

Description : What is the empirical formula for hydrogen peroxide?

Last Answer : HO

What is the empirical formula for a molecule containing 46.8 Si and 53 O?

Description : What is the empirical formula for a molecule containing 46.8 Si and 53 O?

Last Answer : Since the ratio of atomic masses of silicon and oxygen is1:1.988, the empirical formula is SiO2.

What is the empirical formula for hydrogen peroxide?

Description : What is the empirical formula for hydrogen peroxide?

Last Answer : HO

What is the empirical formula for a molecule containing 46.8 Si and 53 O?

Description : What is the empirical formula for a molecule containing 46.8 Si and 53 O?

Last Answer : Since the ratio of atomic masses of silicon and oxygen is1:1.988, the empirical formula is SiO2.

What is the molecular formula of a compound with an empirical formula of C2OH4 and a molar mass of 88 grams per mole?

Description : What is the molecular formula of a compound with an empirical formula of C2OH4 and a molar mass of 88 grams per mole?

Last Answer : This compound may be dioxane - C4H8O2.

Is definitely not an empirical formula C12H16O3 C6H12O4 C12H22O11 C3H8O2?

Description : Is definitely not an empirical formula C12H16O3 C6H12O4 C12H22O11 C3H8O2?

Last Answer : All are molecular formulas.

so3 is an empirical formula for which of the following A. so4B.s2o6C.s4o2D.s2o3?

Description : so3 is an empirical formula for which of the following A. so4B.s2o6C.s4o2D.s2o3?

Last Answer : B. s2o6

Which best describes an empirical formula?

Description : Which best describes an empirical formula?

Last Answer : Apex

What is the total number of ions in the empirical formula NaOH?

Description : What is the total number of ions in the empirical formula NaOH?

Last Answer : Sodium Hydroxide is an ionic compound formed by two ions.

Empirical formula?

Description : Empirical formula?

Last Answer : A 0.1845g sample of molybdenum metal is covered with hydrochloric acid and heated until the reaction is complete and excess chlorine is driven off. When weighed, the final product of the metal and chlorine had a mass of 0.5936g. What is the empirical formula if the compound?

The empirical formula for chlorophyll-a is: (a) C35 H72 O5N4 Mg (b) C65 H70 O6N4 Mg (c) C55 H72 O5N4 Mg (d) C45 H70 O6N4 Mg

Description : The empirical formula for chlorophyll-a is: (a) C35 H72 O5N4 Mg (b) C65 H70 O6N4 Mg (c) C55 H72 O5N4 Mg (d) C45 H70 O6N4 Mg

Last Answer : Ans. ((c))

If P is population of a city in thousands and Q is fire demand in litres per minute, for proper estimate of water, the Empirical formula Q = 1135 [(P/5) + 10] is suggested by (A) National Board of fire under-writers (B) Freeman (C) Kuichling (D) None of these

Description : If P is population of a city in thousands and Q is fire demand in litres per minute, for proper  estimate of water, the Empirical formula Q = 1135 [(P/5) + 10] is suggested by  (A) National Board of fire under-writers  (B) Freeman  (C) Kuichling  (D) None of these 

Last Answer : (B) Freeman 

The fire demand for ascertaining the empirical formula 1136.5 [(P/10) + 10] known as (A) Kuichling's formula (B) Buston's formula (C) Freeman formula (D) Under Writers formula

Description : The fire demand for ascertaining the empirical formula 1136.5 [(P/10) + 10] known as  (A) Kuichling's formula  (B) Buston's formula  (C) Freeman formula  (D) Under Writers formula 

Last Answer : (C) Freeman formula

For calculation of economical diameter D of a pipe in metres for a discharge Q to be pumped in cumecs, Lea suggested the empirical formula (A) D = 0.22 Q (B) D = 1.22 Q (C) D = 2.22 Q (D) D = 3.22 Q

Description : For calculation of economical diameter D of a pipe in metres for a discharge Q to be pumped in  cumecs, Lea suggested the empirical formula  (A) D = 0.22 Q (B) D = 1.22 Q (C) D = 2.22 Q (D) D = 3.22 Q

Last Answer : (B) D = 1.22 Q

For calculating the allowable stress of long columns. The empirical formula 0 y/n) (1 - a l/r), is known as (A) Straight line formula (B) Parabolic formula (C) Perry's formula (D) Rankine's formula

Description : For calculating the allowable stress of long columns. The empirical formula 0 y/n) (1 - a l/r), is  known as  (A) Straight line formula  (B) Parabolic formula  (C) Perry's formula  (D) Rankine's formula 

Last Answer : (A) Straight line formula 

For calculating the permissible stress 0 y /[(1 + a(l/r)²]is the empirical formula, known as (A) Straight line formula (B) Parabolic formula (C) Perry's formula (D) Rankine's formula

Description : For calculating the permissible stress 0 y /[(1 + a(l/r)²]is the empirical formula, known as  (A) Straight line formula  (B) Parabolic formula  (C) Perry's formula  (D) Rankine's formula 

Last Answer : (D) Rankine's formula 

For calculating the allowable stress of long columns 0 y/n [1 - a (1/r)²]is the empirical formula, known as (A) Straight line formula (B) Parabolic formula (C) Perry's formula (D) Rankine's formula

Description : For calculating the allowable stress of long columns 0 y/n [1 - a (1/r)²]is the empirical formula,  known as  (A) Straight line formula  (B) Parabolic formula  (C) Perry's formula  (D) Rankine's formula 

Last Answer : (B) Parabolic formula 

Design of flexible pavements is based on (A) Mathematical analysis (B) Empirical formulae (C) A compromise of pure theory and pure empirical formula (D) None of these

Description : Design of flexible pavements is based on (A) Mathematical analysis (B) Empirical formulae (C) A compromise of pure theory and pure empirical formula (D) None of these

Last Answer : Answer: Option C

As per Stevenson's empirical formula, the approximate value of the height of the wave in metres is given by (A) 0.34 VF (B) 0.5 VF (C) 1.5 VF (D) 3.4 VF

Description : As per Stevenson's empirical formula, the approximate value of the height of the wave in metres is given by (A) 0.34 VF (B) 0.5 VF (C) 1.5 VF (D) 3.4 VF

Last Answer : (A) 0.34 VF

What Is The Empirical Formula Used To Give The Number Of Bolts In Flange Coupling?

Description : What Is The Empirical Formula Used To Give The Number Of Bolts In Flange Coupling?

Last Answer : n = 0.2d + 3

How many isomers containing a benzene ring correspond to the formula C6H4(COOH)2? (a) 1 (b) 2 (c) 3 (d) 4

Description : How many isomers containing a benzene ring correspond to the formula C6H4(COOH)2? (a) 1 (b) 2 (c) 3 (d) 4

Last Answer : 3

Which of the following assumptions of Freunlich adsorption isotherm is incorrect? (a) The constants are temperature dependent (b) It is valid over a range of pressure only (c) Adsorption isotherm equation is purely an empirical equation (d) The adsorbed molecules may be multimolecular in thickness

Description : Which of the following assumptions of Freunlich adsorption isotherm is incorrect? (a) The constants are temperature dependent (b) It is valid over a range of pressure only (c) Adsorption ... equation is purely an empirical equation (d) The adsorbed molecules may be multimolecular in thickness

Last Answer : (d) The adsorbed molecules may be multimolecular in thickness

Should Mars hold empirical evidence that indeed it contained life would it intrigue humanity to further explore space more as a collective?

Description : Should Mars hold empirical evidence that indeed it contained life would it intrigue humanity to further explore space more as a collective?

Last Answer : Sometimes I wonder if somewhere out there there is life that looks or needs none of the things we humans need to live. And these scientists are assuming there is only a chance of life if the place they are looking at at the time is also a place that we could survive?

Does this article qualify as an original empirical research article?

Description : Does this article qualify as an original empirical research article?

Last Answer : Ok, just figured out that it won't let me link to within the site. This is the article. Breastfeeding and later cognitive and academic outcomes. Horwood LJ, Fergusson DM. Christchurch Health and ... for MEDLINE] Publication Types, MeSH Terms Publication Types: * Research Support, Non-U.S. Gov't

What does the term "empirical evidence" mean to you?

Description : What does the term "empirical evidence" mean to you?

Last Answer : NaturalMineralWater asked: “How would you sum up in a paragraph all of the empirical evidence that has brought you to where you are right this minute with regards to your beliefs (or lack thereof)?” Are you kidding? That is impossible.

In the Empirical Rule of data will fall in with two standard deviation.?

Description : In the Empirical Rule of data will fall in with two standard deviation.?

Last Answer : Approx 95% of the observations.

Why is empirical evidence important in science?

Description : Why is empirical evidence important in science?

Last Answer : What is the answer ?

In sociological studies from the basis of empirical research?

Description : In sociological studies from the basis of empirical research?

Last Answer : What is the answer ?

In the Empirical Rule of data will fall in with two standard deviation.?

Description : In the Empirical Rule of data will fall in with two standard deviation.?

Last Answer : Approx 95% of the observations.

. Which of the following is empirical estimation techniqueD. All of the above? (i) expert judgement (ii) Delphi estimation (iii) COCOMO (iv) Critical path Method A. only i, ii & iii B. only i & ii C. only i, iii & iv

Description : . Which of the following is empirical estimation technique? (i) expert judgement (ii) Delphi estimation (iii) COCOMO (iv) Critical path Method A. only i, ii & iii B. only i & ii C. only i, iii & iv D. All of the above

Last Answer : B. only i & ii

Which of the following serves as project estimation technique? A. Empirical estimation B. Heuristic technique C. Analytical estimation D. All of the above

Description : Which of the following serves as project estimation technique? A. Empirical estimation B. Heuristic technique C. Analytical estimation D. All of the above

Last Answer : D. All of the above

What can be represented by using histograms or empirical frequency distributions? a) Words b) Color c) Texture d) Both Color & Texture

Description : What can be represented by using histograms or empirical frequency distributions? a) Words b) Color c) Texture d) Both Color & Texture

Last Answer : d) Both Color & Texture

In language understanding, the levels of knowledge that does not include? a) Phonological b) Syntactic c) Empirical d) Logical

Description : In language understanding, the levels of knowledge that does not include? a) Phonological b) Syntactic c) Empirical d) Logical

Last Answer : c) Empirical

If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is done by (A) Bowditch's rule (B) Transit rule (C) Empirical rule (D) All of the above

Description : If the angular measurements of a traverse are more precise than its linear measurements,  balancing of the traverse, is done by  (A) Bowditch's rule  (B) Transit rule  (C) Empirical rule  (D) All of the above 

Last Answer : (B) Transit rule 

The rate of evaporation from reservoirs may be determined by (A) Pan-measurement method (B) Empirical formulae (C) Storage equation method (D) All the above

Description : The rate of evaporation from reservoirs may be determined by (A) Pan-measurement method (B) Empirical formulae (C) Storage equation method (D) All the above

Last Answer : Answer: Option D

The span/effective depth ratio is ----------------- for control of deflection [ A ] An exact method [ B ] An empirical method [ C ] An accurate method. [ D ] Both (a) and (c)

Description : The span/effective depth ratio is ----------------- for control of deflection [ A ] An exact method [ B ] An empirical method [ C ] An accurate method. [ D ] Both (a) and (c)

Last Answer : [ B ] An empirical method

Membership function can be thought of as a technique to solve empirical problems on the basis of A. knowledge B. examples C. learning D. experience

Description : Membership function can be thought of as a technique to solve empirical problems on the basis of A. knowledge B. examples C. learning D. experience

Last Answer : D. experience