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carbonated cola is more acidic than coffee or even orange juice because cola contains phosphoric acid what is the molar
when toluene is used in free radical bromination a very small amount of product is formed that contains only carbons
what volume of h2g at stp is produced whennbsp104 g of mg is reacted with hcl according to the following
if 0043 g of beryllium hydroxide beoh2 is dissolved in sufficient water to make 500 ml of solution what is the
you react an excess of hydrogen gas with 800 get of oxygen nbspgas to format water what mass of water is formed
when ethane is reacted with oxygen in the air the products are carbon dioxide and water this process requires moles
yeast is used as a leavening agent in bread making the yeast metabolizes with the natural carbohydrates in the flour
determine the molarity of a solution that contains 1550ml of glycerol c3h8o3 d 1265gml in
the epa has determined that permissible free cyanide levels are 020ppm what mass of cyanide would this be in a 65kg
after he conducted cathode ray tube experiments proving the existence of negatively charged particles we now call
show the molecular formula for each arranged from weakest to strongest strengtha acids sulfuric acid bicarbonate ion
pick one ofnbspthe transition element and talk about the elements physical chemical properties preparation discovery
1 given aqueous solutions of 01 m weak acetic acid ch3cooh pka 472 and 01 m so- dium acetate nac2 h3o2 calculate
when a volcano erupts 175g of steam at 100degc is released how many kilojoules are lost when the steam condenses cools
2nocl 2no cl2nbspnbsp k16 x 10-5mcalculate the equilibrium concentrations of all species which result from an
what is the pressure in millimeters of mercury inside a container of gas connected to a mercury-filled open-end
a rolaids tablet contains calcium carbonate for neutralizing stomach acid if a rolaids tablet neutralizes 2465 ml of
a 100 ml sample of calcium hydroxide solution required 2685 ml of 0225 m hydrochloric acid for neutralization calculate
in the following reactions identify the oxideized species reduced species oxidizing agent and reducing agenta cl2 2ki
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write a rational arrow-pushing mechanism for the formation of this product when alpha-pinene is reacted with aqueous
what is hydrogen bonding and how might hydrogen bonding be used to explain the substantial difference in boiling
why does the temperature of a solution increase if the reaction is exothermic for example in the precipitation of
mercury hg has a normal boiling point of 3567 degc and a standard heat of vaporization of 5911 kjmoldetermine what mass
calculate final ph resulting from the addition of 50 mmol of strong acid to the buffer solution made from 0150 l of 050