The value of Avogadro Number is - (1) 6.023 x 1022 (2) 6.023 x 1023 (3) 6.023 x 1024 (4) 6.023 x 1025

1 Answer

Answer :

(2) 6.023 x 1023 Explanation: In chemistry and physics, the Avogadro constant is defined as the number of constituent particles (usually atoms or molecules) in one mole of a given substance. It has dimensions of reciprocal mol and its value is equal to.

Related questions

Description : The mass, in kg, of the earth if its radius is 6400 km, will be a.6 x 1024 b.6 x 1025 c.107 dynes d.6 x 1023 e.6 x 1022

Last Answer : a. 6 x 1024

Description : How many molecules are present in 2.5 liters of gas at STP? w) 5.6 x 1024 molecules x) 1.5 x 1024 molecules y) 6.0 x 1023 molecules z) 6.7 x 1022 molecules

Last Answer : ANSWER: Z -- 6.7 X 1022 MOLECULES

Description : 17th attack of Sultan Muhammood Ghazni on India was took place in: A. 1025 B. 1024 C. 1023 D. 1026

Last Answer : ANSWER: D

Description : The weight of 6.023 x 1022 atoms of carbon is – (1) 12 gms (2) 120 gms (3) 1.2 gms (4) 0.12 gms

Last Answer : (1) 12 gms Explanation: The number is known as Avogadro 's Number which is the number of atoms in 12g of the isotope carbon-12. carbon atoms weigh = 12 grams.

Description : The weight of 6.023 × 1022 atoms of carbon is (1) 12 gms (2) 120 gms (3) 1.2 gms (4) 0.12 gms

Last Answer :  12 gms

Description : The weight of 6.023 × 1022 atoms of carbon is –

Last Answer : 1-2gram

Description : The mass of one Avogadro number of helium atom is (a) 1.00 g (b) 4.00 g (c) 8.00 g (d) 6.02 × 1023 g

Last Answer : Ans:(b)

Description : The address of a class B host is to be split into subnets with a 6-bit subnet number. What is the maximum number of subnets and the maximum number of hosts in each subnet? a. 62 subnets and 262142 hosts. b. 64 subnets and 262142 hosts. c. 62 subnets and 1022 hosts. d. 64 subnets and 1024 hosts

Last Answer : c. 62 subnets and 1022 hosts.

Description : 38. Consider three sets \( X, Y \) and \( Z \) having 6,5 and 4 elements respectively. A.11 these 15 elements are distinct. Let \( S=(X-Y) \cup Z \). How many proper subsets does \( S \) have?(a) 255(b) 256(c) 1023(d) 1024

Last Answer : 38. Consider three sets \( X, Y \) and \( Z \) having 6,5 and 4 elements respectively. A.11 these 15 ... have? (a) 255 (b) 256 (c) 1023 (d) 1024

Description : A byte can represent any number between 0 and _______ A. 312 B. 255 C. 1024 D. 1025

Last Answer : B. 255

Description : Somnat temple was destroyed by Mahmood Ghazni in A. 1024 B. 1026 C. 1025 D. 1027

Last Answer : ANSWER: A

Description : 10 mole of carbon contains A. 6.02 × 1024 atoms B. 6.03 × 1023 atoms C. 6.02 × 1023 atoms D. 6.04 × 1024 atoms

Last Answer : 6.02 × 1024 atoms

Description : Mass of Earth when it's radius is 6400 km and gravitational field strength is 9.81 N kg-1 is A. 6.0 × 1024 kg B. 5 × 1023 kg C. 40 × 109 kg D. 9 × 1024 kg

Last Answer : 5 × 1023 kg

Description : Semiconductors have electron number density of order A. 1024 m-3 B. 1020 m-3 C. 1012 m-3 D. 1023 m-3

Last Answer : 1023 m-3

Description : One kilobyte is equal to 1) 1000 bytes 2) 1024 bytes 3) 100 bytes 4) 1023 bytes

Last Answer : 2) 1024 bytes

Description : What is the value of Avogadro number ?

Last Answer : Avogadro number value is 6.02 * (10 ৩ 23).

Description : What is Avogadro Number ? What is its value ?

Last Answer : One gram-molecule amount is equal to the number of molecules in any substance. This number is called the Avogadro number. The value of the Avogadro number: 6.023 x 1023 .

Description : What is the photon energy for an infrared wave with frequency of 1012 Hz? a. 10.6 x 1034 joules b. 6.63 x 10-34 joules c. 6.63 x 10-22 joules d. 10.6 x 1022 joules

Last Answer : c. 6.63 x 10-22 joules

Description : What is the photon energy for an infrared wave with frequency of 1012 Hz? ∙ a. 10.6 x 1034 joules ∙ b. 6.63 x 10-34 joules ∙ c. 6.63 x 10-22 joules ∙ d. 10.6 x 1022 joules

Last Answer : ∙ c. 6.63 x 10-22 joules

Description : Heat transfer co-efficient equation for forced convection, Nu = 0.023 Re 0.8 . Pr n , is not valid, if the value of (A) n = 0.4 is used for heating (B) n = 0.3 is used for cooling (C) Reynolds number for the flow involved is > 10000 (D) Reynolds number for the flow involved is < 2100

Last Answer : (D) Reynolds number for the flow involved is < 2100

Description : Estimate the number of atoms comprising a silicon chip that is 0.2 millimeters by 0.2 millimeters by 0.1 millimeters, given that the density of silicon is 2.34 grams per cubic centimeter, the number of atoms in a gram-weight is approximately 6 x 1023 atoms, and the atomic weight of silicon is 28:

Last Answer : ANSWER: 2 x 1017

Description : The total number of protons in 10 g of calcium carbonate is `(N_(0) = 6.023 xx 10^(23))` :-

Last Answer : The total number of protons in 10 g of calcium carbonate is `(N_(0) = 6.023 xx 10^(23))` :- A. `1.5057 ... 3.0115 xx 10^(24)` D. `4.0956 xx 10^(24)`

Description : Heat transfer co-efficient (h) for a fluid flowing inside a clean pipe is given by h = 0.023 (K/D) (DVρ/µ) 0.8 (CP .µ/k) 0.4 . This is valid for the value of NRe equal to (A) < 2100 (B) 2100-4000 (C) > 4000 (D) > 10000

Last Answer : (D) > 10000

Description : "Under the same conditions of temperature and pressure, the volumes of reacting gases and of their gaseous products are expressed in ratios of small whole numbers." This law is attributed to: w) Dalton x) Gay-Lussac y) Ramsay z) Avogadro

Last Answer : ANSWER: X -- GAY-LUSSAC

Description : What is the value of Avogadro number?

Last Answer : 6.023 × 1023

Description : What is the value of Avogadro number?

Last Answer : 6.023 x 1023

Description : What is 0.20 x 0.023?

Last Answer : 0.2 x 0.023 = 0.0046

Description : How would you find the product in .023 x .04?

Last Answer : It is 0.00092

Description : What is 700 x .023?

Last Answer : The product is 16.1

Description : What is the number of Avogadro ?

Last Answer : The number of molecules in an mole of an object is called the Avogadro number. It is expressed by. Its value is 6.023 × 1023

Description : What expresses the number Avogadro ?

Last Answer : Avogadro number is denoted by N.

Description : What is the number of Avogadro ?

Last Answer : The number of molecules in a 1 mole object is called the Avogadro number.

Description : What is the number of Avogadro ?

Last Answer : 6.023 * 1023

Description : Density of Water is-----? A. 897 kg/m3 B. 997 kg/m3 (Answer) C. 1000 kg/m3 D. 1025 kg/m3

Last Answer : B. 997 kg/m3 (Answer)

Description : QFE is 1000 hPa with an airfield elevation of 200m AMSL. What is QNH? (use 8m per hPa)  a. 975 hPa  b. 1025 hPa  c. 1008 hPa  d. 992 hPa

Last Answer : b. 1025 hPa

Description : QFE is 1000 hPa with an airfield elevation of 200m AMSL. What is QNH? (use 8m per hPa) a. 975 hPa b. 1025 hPa c. 1008 hPa d. 992 hPa

Last Answer : b. 1025 hPa

Description : The Dittus-Boelter equation for convective heat transfer [(i.e. h = 0.023 (K/D) (Re) 0.8 (Pr) 0.4 ] cannot be used for (A) Low Reynold's number (B) Very low Grashoff number (C) Molten metals (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : What does avogadro mean ?

Last Answer : Avogadro number is the number of atoms , molecules or ions in a mole of atom , molecule or ion of a substance . Its value is 6.023 * 1023 .

Description : Atomic themy of matter was given by – (1) Avogadro (2) Dalton (3) Newton (4) Pascal

Last Answer : (2) Dalton Explanation: Democritus first suggested the existence of the atom, but John Dalton (1766- 1844) is credited with the Atomic Theory of Matter. According to Dalton, all matter is made of ... and properties; and compounds are formed by a combination of two or more different kinds of atoms.

Description : Define (a) Dipole-Dipole Forces (b) Avogadro law (c) Intermolecular forces

Last Answer : Ans.(a) Dipole-dipole forces : The force of attraction which act between two molecules having permanent dipoles. (b) Avogadro Law : Equal volumes of all gases under the similar condition of ... . V α n (c) Intermolecular Forces: The forces of attractions and repulsion between interacting particles.

Description : ‘Atomic theory’ of matter was given by (1) Avogadro (2) Dalton (3) Newton (4) Pascal

Last Answer : Dalton

Description : Calculate the mass of 6.022 × 1023 molecule of Calcium carbonate (CaCO3) -Chemistry 9th

Last Answer : Molar mass (Molecular mass in gram) of CaCO3 = 40+12+3×16 = 100 g No. of moles of CaCO3 = No. of molecules/Avogadro constant = 6.022 × 1023/ 6.022 × 1023 = 1 mole Mass of CaCO3 = No. of moles × molar mass = 1 × 100 g = 100 g

Description : How many moles are in 4.9 x 1023 molecules of ZnCl2?

Last Answer : Feel Free to Answer

Description : How many grams are there in 7.4 x 1023 molecules of AgNO3?

Last Answer : 7.4x10^23 x ( 1 mol AgNO3/ 6.02x10^23) x (169.88g AgNO3/ 1 mol AgNO3)=2.1x10^2g AgNO3no of molecules=7.4x10^23Mr of AgNO3=169.88we can find the no of moles, thereforein 1mol there are 6.02x10^23 molecules7 ... the substance in gram:Mr x no of Mol= Mass in grams(7.4x10^23/6.02x10^23)x169.88= 2.1x10^2

Description : Who invented the barometer? w) Torricelli x) Avogadro y) Rutherford z) Becquerel

Last Answer : ANSWER: W -- TORRICELLI

Description : write a shell program to find out the avogadro number?

Last Answer : cho "Enter A Number :" read n r=n s=0 rem=0 while [ $n -gt 0 ] do rem=$(($n%10)) s=$(($s+$rem*$rem*$rem)) n=$(($n/10)) done if [ $r -eq $s ] then echo "The Number is Avogadro" else echo "The Number is Not Avogadro" fi

Description : The mass of one Avogadro number of helium atom is?

Last Answer : 4.00 gram

Description : Calculate the mass of 12.044 × 1023 carbon atoms -Chemistry 9th

Last Answer : No. of moles of Carbon atoms = No. of atoms/Avogadro constant = 12.044 × 1023/6.022 × 1023 = 2 mole Mass of carbon atoms = No. of moles × atomic mass = 2 × 12 = 24 g

Description : A sample of radioactive material has mass `m`, decay constant `lambda`, and molecular weight `M`. Avogadro constant `=N_(A)`. The initial activity of

Last Answer : A sample of radioactive material has mass `m`, decay constant `lambda`, and molecular weight `M`. Avogadro constant ... N_(4))/(M)` D. `mMe^(lambda)`

Description : What is characteristic of 1 mole of gas at STP According to avogadro law?

Last Answer : It occupies 22.4 L