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a car dealer has 22 vehicles on his lot if 8 of the vehicles are vans and 6 of the vehicles are red and 10 vehicles are neither vans nor red
a cyclist bikes 12 blocks south and 5 blocks east and rides back along a diagonal path what is the total distance that he travled show the
david invests 17000 into an account and at the end of 7 years his account has a balance of 2641777 what is the interest rate assuming annual
the formula ya cos t-xv describes a wave that moves in the x direction along a stretched string show that this formula is a solution of the
you need to cut the proper to cut 2393948 long studs to the proper length to make a finished wall 8quot in height underneath the studs there will be
how can u call off the potential energy of an object when the world is full of refrences and the world itself is relative what would be
when white wave passes by a semi-transparent solid or liquid or gas its spectrum have certain dark lines or bands such spectrum is known as
common or trivial names of some organic compounds compoundcommon namecompoundcommon
nomenclature of organic compounds - trivial systemthe meaning of nomenclature is assignment of names to organic compounds there are two major systems
i it having of dissimilar bright linesii it is given by an excited source in atomic stateiiieg spectrum of excited helium mercury vapours sodium
i it has of continuously varying wavelengths in a exact wavelength rangeii it is given by solids liquids and highly compressed gases heated to high
when wave emitted by a self luminous object is dispersed by a prism to get the spectrum the spectrum is known as emission
the ordered arrangements of radiations according to wavelengths or frequencies are called as spectrum spectrum may be divide in two parts emission
under particular condition light can also suffer inelastic scattering from molecules in which its wavelength
characteristics of homologous seriesi all the members of a series can be presented by the general formula for instance the members of the alcohol
when the wavelength of wave remains unchanged the scattering is known as
some phenomenon based on scatteringi sky looks blue because of scatteringii at the starting time of sunrise or sunset sun looks reddishiii danger
molecules of a medium after absorbing incoming light radiations sends them in all direction this process is called as
homologous seriesa homologous series can be illustrated as a group of compounds in which the several members have similar structural features and
specific heat of a gas is numerically equivalent to the amount of heat essential to raise the temperature of unit mass of gas by 10c in order to
an atom in a solid state has no degrees of freedom for transnational and rotational speed at great temperatures due to vibration along 3 axes it
a polyatomic non-linear molecule like nh3 can rotate about any of three co-ordinate dimension as it has 6 degrees of freedom 3 rotational and 3
the molecules of diatomic and linear polyatomic gases are made up of two atoms joined rigidly to one another by a bond such a particle cannot only
homocyclic or carbocyclic - closed chain compoundshomocyclic are the compounds that comprising a ring or rings of carbon atoms just only in the