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a buffer is prepared by mixing 100 g of sodium bicarbonatenahco3 formula mass8401 gmol and 100 g of sodiumcarbonate
a 7265-g bar of iron was heated to 997 degrees c and then dropped into 350 ml of water at 200 degrees c the temp of the
0375 moles of a solid is dissolved in water and the resulting solution had a mass of 51387 g the initial temperature of
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genetically modified foods gmonbsp genetically modified organism have been getting allot of attention in the press gmo
ha is a weak acid its ionization constant ka is 40 x 10-13 calculate the ph of an aqueous solution with an initial naa
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what is are the units that come from the multiplication of ml and
what volume of cl2 gas measured at 689 torr and 33 c is required to form 23 g of
the purity of a substance will often affect the melting and boiling points this is used by chemists to assess the
humans have three types of cone cells in their eyes which are responsible for color vision each absorbs a certain part
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hodgkin and non-hodgkin diseases considered malignant conditions of the lymphatic system are characterized and
a what are the three shared characteristics of the multicellular organismb what are difference in adaptation