What is base units, Chemistry

Assignment Help:

Q. What is Base units?

There are seven base units given in SI. A base unit is a unit of calculate that is based on an object or event in the physical world. Lists of the seven SI base units their abbreviations and the quantities they are used to measure.

SI Base Units

 

Time

second (s)

Length

meter (m)

Mass

kilogram (kg)

Temperature

kelvin (K)

Amount of a substance

mole (mol)

Electric current

ampere (A)

Luminous intensity

candela (cd)

SI is based on a decimal system consequently are the prefixes in next table which are used to extend the range of SI units.

750_What is Base units.png

 


Related Discussions:- What is base units

Illustrate the hexagonal close packed structure, Hexagonal Close Packed (HC...

Hexagonal Close Packed (HCP) Structure:-  The cell of HCP system has 12 corner atoms, one at each corner of the hexagon with two base centered atoms, one at the top face of the

Determine electron if the uncertainty in velocity, For an electron if the u...

For an electron if the uncertainty in velocity is  Δ v , the uncertainty in its position( Δ x )  is given by: (1) hm/ 4 Π Δ b                            (2) 4  Π / hm  Π v

Explain the potential health risk, Question: (a) Explain the potential ...

Question: (a) Explain the potential health risk which composting will pose to workers or to those located near a facility. (b) A number of concerns have been shown in regar

Determine the configuration, The configuration 1s 2 2s 2 2p 5 3s 1   sho...

The configuration 1s 2 2s 2 2p 5 3s 1   shows: (1) Ground state of fluorine atom (2) Excited state of fluorine atom (3) Excited state of neon atom (4) Excited state

Problem, The diffraction of x-ray by a crystal gives 1st order ref at 14•12...

The diffraction of x-ray by a crystal gives 1st order ref at 14•12'' if lattice dist is 3.14 A• wht is the wavelength of x-ray

The covalency of nitrogen, The covalency of nitrogen in  HNO 3 is: (1...

The covalency of nitrogen in  HNO 3 is: (1) 0   (2) 3    (3) 4                               (4) 5 Ans: 5

The Structure.of the Atom, Relationship between nucleon number,proton numbe...

Relationship between nucleon number,proton number and the number of neutrons.

Oleic Acid in Olive Oil, What is the concentration of Oleic Acid in mg/100m...

What is the concentration of Oleic Acid in mg/100ml (Wt/Vol) in Extra Virgin Olive Oil (EVOO)?

What do you mean by sensory perception, Q. What do you mean by sensory perc...

Q. What do you mean by sensory perception? The appearance of a food can be evaluated in terms of colour, surface characteristics such as smoothness of a surface, dry surface, g

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd