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A piece of metal with a mass of 125g is placed into a graduated cylinder that contains 25.00mL of water, raising the water level to 56.00mL What is the density of the metal.
Write balanced equations for the combustion of methane, CH4(g) and octane C8H18 in air. The products are carbon dioxide and liquid water. Calculate the standard enthalpy for each equation called the heat of combustion.
The diameter of a rubidium atom is 4.95A . We will consider two different ways of placing the atoms on a surface. In arrangement (a), all the atoms are lined up with one another.
Wish to detemine the reaction order and rate constant for the following thermal decomposition reaction 2AB2- -> A2 + 2B2 A) What data wolud you collect
explain why only a catalytic amount of the radical initiator is required in a free radical-chain polymerization reaction
Cyclopropane, C3H6 is an anesthetic given by inhalation. How many grams are in 0.23 mole of cyclopropane
The oxidation of gold metal by aqua regia (i.e., royal water) results in the production of nitrogen dioxide and gold(III) ion, in the primary step. Aqua regia is a dangerous mixture of 1 part nitric acid and 3-9 parts hydrochloric acid.
tartaric acid c4h6o6 has two acidic hydrogens. the acid is often present in wines and precipitates from solution as
explain the order of elution you observed while performing the gas chromatography for this experiment. what property of
What is the limiting reactant when equal masses of iron(III) nitrate and potassium phosphate react in solution?
NH3 reacts with BF3 to form an additional compound, H3NBF3. What is the geometry around the nitrogen and boron centers in the additional compound?
How much dopant is present in 175kg of semiconductor with a dopant concentration of 4.00ppm by mass
The density of lead is 11.3 . The water level in a graduated cylinder initially at 205 rises to 290 after a piece of lead is submerged. What is the mass in grams of the lead?
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