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Compute the minimum Uncertainty in the position of a 22.3g Bullet traveling at 559 m/s if the uncertainty in its velocity is the subsequent: a) +/- 1 percent b) +/- 0.01 percent
a sample of a compound contains 0.90 g of element a and 0.60 g ofelement b. if the atomic weight of a is 60 gmole and
Suppose a sample of solid hydrogen is held under an external pressure of 0.030 atm and heated from 5 to 300 K. What phase change(s), if any, will occur?
Five mineral samples of equal mass of calcite, CaCO3 (MM 100.085), had a total mass of 10.1 ± 0.1 g. What is the average mass of calcium in each sample
what is the density of a block of marble that occupies 306 cm3 and has a mass of 804 g? answer in units of g/cm3.
10 g potassium chlorate is decomposed producing oxygen gas and potassium chloride: 2KClO3 + heat -> 2KCl + 3O2. The actual yield of oxygen measures 3.915576 g. Calculate the theoretical amount of oxygen based on your starting mass of reactant.
if a raindrop weighs 65 mg on average and 5.1x10^5 raindrops fall on a lawn every minute what mass in kg of rain falls in 1.5 hours
Lead has melting point of 327 C, its specific heat is 0.13 J/ g*deg, and its molar enthalpy of fusion is 4.80 kj/mol. How much heat, kilojoules, will be required to heat a 500.0g sample of lead from 23.0 C to its melting point then melt it
the action of an alkaline i2 solution on the rodenticide warfarin c19h16o4 308.34 gmol results in the formation of 1
what is the molar concentration of phosphate ion in a 2.5 m aqueous solution of phosphoric acid
Specified the information: Define the hybridization of each carbon in the benzene ring is sp2 with delocalized electrons.
If 37.3g of CO2 is produced in the reaction of C2H2 with O2 to form CO2 and H2O, how many grams of H2O are produced?
If you add a solvent called "dioxane" to water, a homogenous mixture forms. Dioxane and water have the same boiling point (100oC). How do you explain that the mixture of the two compounds shows a boiling point that is lower than the one found for ..
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