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A mixture of calcium carbonate and calcium oxide that weighed 1.720g was heated until all the calcium carbonate was decomposed to calcium oxide .after heating the sample weighed 1.533g. Compute the
Understanding of biodegradation with the definition of biotechnology Based upon the definition of biotechnology
Fill in the missing relative masses and relative charges for each of the subatomic particles.
We were provided with dissimilar biotechnology application and were asked to choose a specific one. a. Explain what specific biotechnology application did you choose?
Creationism discussion as well as choosing the options involved in creationism. The week prior to the start of the new semester would be a busy one for Sandra Maxwell.
By solving this problem student understand about isotopic abundance and how to calculate atomic weight (average atomic mass) of an element.
Computation of equilibrium constant using the provided data. Based on the table overhead what is the Equilibrium potential of Ca++ at 37oC? Show your work
Answer multiple choice questions on neurotransmitters. Explain at the peak of the action potential the magnitude of the driving force on K+ is
A 1.50g sample of a mixture containing only Cu2O and CuO was treated with hydrogen to produce 1.2970g of pure copper metal .calculate the percent composition of the mixture.
Consider a gaseous binary compound with molar masss of62.09g/mol.when 1.39g of this compound is completely burned in excess oxygen; 1.21g of water is formed. Determine formula of the compound.
Match the subsequent with appropriate options. Explain the after-hyperpolarization phase of the action potential is due to
An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered that 5 moles of the material has a mass of
Aspartame is an artificial sweetner that is 160 times sweeter than sucrose (table sugar) when dissolved in water. It is marketed as Nutra-Sweet. The molecular formula for aspartame is C14H18N2O5.
Describe Bio Marketing Some biology teachers are skipping evolution altogether in order to avoid the controversy.
By Solving this problem student can find limiting as well as excess reactant and also amount of product formed, as well as amount of excess reactant after the reaction is over.
In 1999 the Icelandic parliament passed an act to found a national gene bank, a large scale genetic database composed of blood samples for each of its 275,000 citizens
A compound contains 18.8% sodium, 29.0% chlorine, and 52.2% oxygen, by mass. If the molar mass of the compound is 122.44 g/mol, establish the empirical and molecular formulas.
Critically define the environment and the outcome of the environmental problems, the strategies as well as the factors that affect the environment as well as prevention of environmental strategies w
Solving this question helps the student to understand how to find molecular formula using empirical formula and molar mass.
As-per to the Theory of Evolution and Natural Selection is the mechanism by which evolution occurs. Beneficial traits survive longest and leave the most offspring a process known as Natural Selection.
While aluminiumburns in bromine,aluminium bromide is produced .In a certain experiment,6.0g of aluminium was reacted with an excess of bromine to yield 50.3g aluminium bromide.calculate theoretical
Solving this question helps the student to understand how to find the limiting reactant (alternate method) and how to find theoretical yield.
The human body is calm of a number of organ systems that work together to perform all the necessary functions of the body.
Phosphorous trichloride can be produced from the reaction of phosphorous, which is an allotrope of phosphorous with the formula P4, with chlorine. If 1.00g P4 reacts with 1.00 g chlorine, which reac
Solving this question helps the student to understand what is happening in a chemical reaction and to balance the given equation.