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Solar System

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 SUN....... 1.Sun is the center of the solar system.2.Sun has helium and hydrogen and makes the sun light up.3.The temprerature of the sun approx 6000c. 4.The sun is 150 million km away from earth.5.The sun is about 110 times wider than the earth. 6.The light from the sun apporox. 8 mints to reach the earth. 7.The mass of sun 2×10 power 30. 8.Composition 74% H, 25% He,and 1% other gasses. 9.All the coal, oil,gasses,and wood on each would only keep the sun burning for a few days.                            (  MERCURY.........)          1.Mercury is the 1st planets to the sun. 2.Temperature 430c.    3.Smallest planet of the solar system.4.Mercury has no moons. 5.Mercury is 58 million km from the sun. 6. One day of mercury is equal to 176 earth days.7.Time take to orbit sun 88 days. 8. very dry,hot, and almost airless. 9. Mass 0.333*10 .          ...
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Introduction to Atmosphere

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 Atmosphere  :  A blanket of Air containing different gases surrounding the earth is called atmosphere.                        ( Important Gases of Atmospher )         1(Name ):   Nitrogen , Oxygen ,Argon,Carbon dioxide,Ozone,      2 (Symbol):   N, Q2 ,Ar,Co,Q3            3 (Ratio) :  78.1% , 21%, 0.93%,0.3%,  0.00006%                 The Ozone layer is like an umbrella  which protects the earth from harmful  ultraviolet  rays of the sun and they can cause skin cancer and many other diseases.          Structure the Atmosphere : Atmosphere is dividing in to the following layers.Each layer has its own physical characteristics. 1)Troposphere ,   2) Stratosphere,3)Mesosphere , 4) Thermosphere or Exosphere      ...
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Today I will give you complete information about a what is Acid Neutralization s

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  Acid ,base and Netralizations:.      Acid: the word acid is derived from latinacidus / acere which means sour. Acids are sour in taste .acids react with some metals to produce H2 ,acids carbonate salts releasing CO2 .  It is a substance which reacts with a base. Usually ,acids can be known as tasting sour reacting with bases like sodium carbonate and metals like calcium. Aqueous acids have Less than 7 pH,where an acid of lower pH is typically stronger ,and it turns blue litmus paper into red. Such substances or chemicals containing the property of an acid are called to be acidic.      Examples: I) Tartaric acid which is used in baking , ii) Sulphuric acid which is used in car batteries, III) Acetic acid present in vinegar.   These three examples illustrate that acids can be solutions, liquids ,or solids. In addition to it,gases like hydrogen chloride can be acids too.strong acids and some concentrated weak acids are corrosive ,but ther...
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