Q. What is the process of forming a polymer from monomers called?
A.
Polymerization
B.
Condensation
C.
Sublimation
D.
Depolymerization
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Solution
The process of forming a polymer from monomers is called polymerization.
Correct Answer:
A
— Polymerization
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Q. What is the process of fusion of male and female gametes called? (2019)
A.
Pollination
B.
Fertilization
C.
Germination
D.
Transpiration
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Solution
The process of fusion of male and female gametes is called fertilization.
Correct Answer:
B
— Fertilization
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Q. What is the process of heat transfer through a fluid due to density differences called? (2023)
A.
Conduction
B.
Convection
C.
Radiation
D.
Insulation
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Solution
The process of heat transfer through a fluid due to density differences is called convection.
Correct Answer:
B
— Convection
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Q. What is the process of heat transfer through direct contact called? (2022)
A.
Convection
B.
Conduction
C.
Radiation
D.
Insulation
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Solution
The process of heat transfer through direct contact is called conduction.
Correct Answer:
B
— Conduction
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Q. What is the process of heat transfer through fluid motion called? (2022)
A.
Conduction
B.
Convection
C.
Radiation
D.
Insulation
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Solution
The process of heat transfer through fluid motion is called convection.
Correct Answer:
B
— Convection
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Q. What is the process of heat transfer through the movement of fluids called? (2022)
A.
Conduction
B.
Convection
C.
Radiation
D.
Insulation
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Solution
The process of heat transfer through the movement of fluids is called convection.
Correct Answer:
B
— Convection
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Q. What is the product formed when 1-bromopropane reacts with sodium hydroxide in ethanol? (2021)
A.
Propene
B.
1-Propanol
C.
2-Propanol
D.
Bromopropane
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Solution
1-bromopropane reacts with sodium hydroxide in ethanol to form 1-propanol through a nucleophilic substitution reaction.
Correct Answer:
B
— 1-Propanol
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Q. What is the product formed when Fe2O3 is reduced by carbon monoxide?
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Solution
The product formed is Fe (iron) when Fe2O3 is reduced by carbon monoxide.
Correct Answer:
A
— Fe
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Q. What is the product of '12' and '3' in base-4?
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Solution
'12' (base 4) is 6 in decimal, and '3' is 3. Their product is 18, which is '40' in base 4.
Correct Answer:
B
— 40
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Q. What is the product of (1 + i) and (1 - i)?
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Solution
(1 + i)(1 - i) = 1 - i^2 = 1 - (-1) = 2.
Correct Answer:
A
— 2
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Q. What is the product of 3.00 and 2.5, considering significant figures?
A.
7.5
B.
7.50
C.
7.500
D.
7.55
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Solution
In multiplication, the result should have the same number of significant figures as the factor with the least significant figures. 3.00 has 3 significant figures and 2.5 has 2 significant figures, so the result should have 2 significant figures: 7.5.
Correct Answer:
A
— 7.5
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Q. What is the product of 6 and 7? (2014)
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Q. What is the product of 8 and 7? (2014)
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Q. What is the product of 9 and 6? (2016)
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Q. What is the product of 9 and 7? (2016)
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Q. What is the product of electrolysis of water?
A.
Hydrogen and Oxygen
B.
Hydrogen and Carbon
C.
Oxygen and Nitrogen
D.
Hydrogen and Chlorine
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Solution
The products of electrolysis of water are hydrogen and oxygen.
Correct Answer:
A
— Hydrogen and Oxygen
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Q. What is the product of the base-5 numbers 23 and 14 in base-10?
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Solution
Convert 23 (base-5) to decimal: 2*5^1 + 3*5^0 = 10 + 3 = 13. Convert 14 (base-5) to decimal: 1*5^1 + 4*5^0 = 5 + 4 = 9. The product is 13 * 9 = 117.
Correct Answer:
B
— 70
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Q. What is the product of the complete combustion of an alkane?
A.
Carbon monoxide and water
B.
Carbon dioxide and water
C.
Carbon and hydrogen
D.
Hydrogen gas
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Solution
The complete combustion of an alkane produces carbon dioxide and water.
Correct Answer:
B
— Carbon dioxide and water
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Q. What is the product of the complete combustion of an alkyne?
A.
CO2 and H2O
B.
CO and H2O
C.
C and H2O
D.
C2H4
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Solution
The complete combustion of an alkyne produces carbon dioxide (CO2) and water (H2O).
Correct Answer:
A
— CO2 and H2O
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Q. What is the product of the complete combustion of propane (C3H8)?
A.
CO2 and H2O
B.
CO and H2O
C.
C and H2O
D.
C2H4 and H2O
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Solution
The complete combustion of propane produces carbon dioxide (CO2) and water (H2O).
Correct Answer:
A
— CO2 and H2O
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Q. What is the product of the complete combustion of propane?
A.
CO2 and H2O
B.
CO and H2O
C.
C and H2
D.
C2H4
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Solution
The complete combustion of propane produces carbon dioxide (CO2) and water (H2O).
Correct Answer:
A
— CO2 and H2O
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Q. What is the product of the complete hydrogenation of 2-butyne?
A.
1-butyne
B.
2-butyne
C.
butane
D.
butyne
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Solution
The complete hydrogenation of 2-butyne results in butane.
Correct Answer:
C
— butane
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Q. What is the product of the complex numbers (1 + i) and (1 - i)?
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Solution
(1 + i)(1 - i) = 1^2 - i^2 = 1 - (-1) = 2.
Correct Answer:
A
— 2
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Q. What is the product of the complex numbers (1 + i) and (1 - i)? (2023) 2023
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Solution
(1 + i)(1 - i) = 1^2 - i^2 = 1 - (-1) = 2.
Correct Answer:
A
— 2
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Q. What is the product of the complex numbers 2 + 3i and 4 - i? (2021)
A.
11 + 10i
B.
14 + 5i
C.
5 + 10i
D.
10 + 5i
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Solution
(2 + 3i)(4 - i) = 8 - 2i + 12i - 3i^2 = 8 + 10i + 3 = 11 + 10i.
Correct Answer:
A
— 11 + 10i
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Q. What is the product of the complex numbers z1 = 1 + i and z2 = 1 - i?
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Solution
z1 * z2 = (1 + i)(1 - i) = 1 - i^2 = 1 + 1 = 2.
Correct Answer:
A
— 2
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Q. What is the product of the decarboxylation of sodium acetate?
A.
Methane
B.
Ethane
C.
Carbon dioxide
D.
Acetic acid
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Solution
Decarboxylation of sodium acetate produces methane.
Correct Answer:
A
— Methane
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Q. What is the product of the dehydration of 2-butanol?
A.
Butene
B.
Butyne
C.
Butadiene
D.
Butanol
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Solution
Dehydration of 2-butanol leads to the formation of butene as the major product.
Correct Answer:
A
— Butene
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Q. What is the product of the dehydration of ethanol?
A.
Ethylene
B.
Acetaldehyde
C.
Diethyl ether
D.
Acetic acid
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Solution
Dehydration of ethanol leads to the formation of ethylene (ethene) by elimination of water.
Correct Answer:
A
— Ethylene
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Q. What is the product of the esterification reaction between acetic acid and ethanol?
A.
Ethyl acetate
B.
Acetic anhydride
C.
Ethanol acetate
D.
Acetic acid
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Solution
The reaction between acetic acid and ethanol produces ethyl acetate.
Correct Answer:
A
— Ethyl acetate
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