The mass of 1 mole of electron is

Asked by admin @ 31/08/2021 in Chemistry viewed by 325 People

The mass of one mole of electron
a)1.008mg
B)0.55mg
C) 0.184mg
D) 1.673mg

Answered by admin @ 31/08/2021

One electron ( e− ) has a mass of 9.10938291 x 10−31kg . One mole of e− is 6.022 x 1023e− .

Mass of 1 mole of nitrogen atom is

Asked by admin @ 26/08/2021 in Chemistry viewed by 382 persons

What is the mass of (a) 1 mole of nitrogen atom? (b) 4 moles of aluminium atom? (c) 10 moles of sodium sulphite (Na₂SO₃) ?

Mass of 1 mole of substance is called its

Asked by admin @ 17/08/2021 in Chemistry viewed by 305 persons

State True or False: 1. Mass of 1 mole of a substance is called its formula mass...

1 mole of n2h4 loses 10 moles of electrons

Asked by admin @ 20/08/2021 in Chemistry viewed by 319 persons

1 mole of N2H4 lost 10 moles of electrons and formed a new compound,Y in which all hydrogen's are present with out change in the oxidation state. The oxidation number …

Calculate the mass of 10 moles of sodium sulphite

Asked by admin @ 20/08/2021 in Science viewed by 396 persons

What is the mass of 10 moles of sodium sulphite (Na₂S0₄)?

Calculate the mass of 0.5 mole of oxygen atoms

Asked by admin @ 20/08/2021 in Chemistry viewed by 351 persons

Calculate the mass of 0.5 mole of O atoms.

Calculate the mass of 0.5 mole of water molecules

Asked by admin @ 20/08/2021 in Science viewed by 335 persons

Calculate the mass of. 0.5 mole of water molecules

Find the mass of 2 moles of nitrogen atoms

Asked by admin @ 16/08/2021 in Chemistry viewed by 300 persons

Find the mass of 2 moles of nitrogen atom

Find the mass of 1.5 mole of co2 molecule

Asked by admin @ 12/08/2021 in Chemistry viewed by 326 persons

Find the mass of 1.5 mole of co2 molecule

Calculate the mass of 0.5 mole of n atoms

Asked by admin @ 11/08/2021 in Chemistry viewed by 321 persons

Calculate the mass of 0.5 mole of nitrogen atom

What is the mass of 1 mole of nitrogen

Asked by admin @ 20/08/2021 in Chemistry viewed by 291 persons

What is the mass of (a) 1 mole of nitrogen atom? (b) 4 moles of aluminium atom? (c) 10 moles of sodium sulphite (Na₂SO₃) ?

Electrons of mass m with de broglie wavelength

Asked by admin @ 29/08/2021 in Physics viewed by 305 persons

Electrons of mass m with de-broglie wavelength λ fall on the target in an x-rays tube. the cutoff wavelength (λ0) of the emitted x-rays is

Electron of mass m with de broglie wavelength

Asked by admin @ 29/08/2021 in Physics viewed by 308 persons

Electrons of mass m with de-broglie wavelength λ fall on the target in an x-rays tube. the cutoff wavelength (λ0) of the emitted x-rays is

Explain the concept of effective mass of an electron

Asked by admin @ 23/08/2021 in Physics viewed by 248 persons

Explain the concept of effective mass of electron.

Calculate the mass of 6.9 moles of nitrous acid hno2

Asked by admin @ 29/10/2021 in Chemistry viewed by 363 persons

The value of Ka for nitrous acid (HNO2) at 25 ∘C is 4.5×10−4 .a. Write the chemical equation for the equilibrium that corresponds to Ka1. H+(aq)+NO−2(aq)⇌HNO2(aq)2. HNO2(aq)⇌H+(aq)+NO−2(aq)3. HNO2(aq)⇌H−(aq)+NO+2(aq)4. HNO2(aq)+H+(aq)⇌H2NO+2(aq)5. HNO2(aq)+H−(aq)⇌H2NO+2(aq)b. …