intermolecular forces of attraction is maximum in
solids
liquids
gases
plasma particles
The temperature at which the solid melts to become a liquid at the atmospheric pressure is called
Boiling point
Melting point
Freezing point
None of these
dry ice is
water in solid state
CO2 in liquid state
CO2 in solid state
water in gaseous state
on Kelvin scale 0 degree celsius is equal to
273 Kelvin
- 273 Kelvin
zero kelvin
100 K
tincture of iodine is made by dissolving
iodine in alcohol
iodine in water
iodine in Vaseline
iodine in sugar
which of the following methods would you use to separate cream from milk
fractional distillation
distillation
centrifugation
filtration
when two liquids do not makes this form to separate layers and are known as
miscible liquids
immiscible liquids
saturated liquids
supersaturated liquids
1 or 1 amu means
1/12th mass of C-12 atoms
mass of C-12 atom
mass of O-16 atom
none of these
the molecular formula of potassium nitrate is
KNO3
KNO
KNO2
KON
what is the formula mass unit ZNO.
18 u
81u
88 u
188 u
Answers
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1
Answer:
1-solids
2-melting point
3-Dry ice is the solid form of carbon dioxide.
4-273.15 kelvins
5-Tincture of iodine, iodine tincture, or weak iodine solution is an antiseptic. It is usually 2–7% elemental iodine, along with potassium iodide or sodium iodide, dissolved in a mixture of ethanol and water. Tincture solutions are characterized by the presence of alcohol.
6-centrifugation
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