What is the mass of 1 mole of a raindrop? Mole: The Mole is a unit that represents a certain number. It is defined as the number of carbon atoms contained in a pure sample carbon-12 of mass12g. The constant number of called the Avogadro's constant. The order of the magnitude of ...
What is the most abundant element in the human body? Elements: All the elements possess different atomic numbers. They are arranged on the periodic table according to these numbers. Some of the elementary symbol for the elements include He for helium, Cd for cadmium and Cu for copper. Answer...
What is the percent by mass of a solution formed by dissolving 50.0 g of glucose in 1000 g of water? A. 5.26% B. 4.76% C. 5.00% D. 50.0%Percent:Percent is the individual divided by the total. For example, if there is a 10-slice pizza...
Molarity: If N moles of a solute is present in V liter of a solution, then the molarity (M) of the solution is expressed as: {eq}\rm... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts ...
The type of alcohol found in alcoholic beverages is ethyl alcohol or ethanol. The molecular structure of ethanol is C2H6O. It can also be written as CH3CH2OH or C2H5OH. In this structure, C is carbon, H is hydrogen, O is oxygen. The OH (O-H) group on the molecule is what gives it...
MustmeasurethemassofamoleculeusingMassSpectrometryWhatisthemolecularformulaforthefollowingunknownsample?Elementalanalysisshows:75.40%C4.43%H20.10%OMassspectrometrygives:molecularweight=318amun=(molecularwt)/(formulawt)ChemicalEquationC2H5OH+3O2 2CO2+3H2OCheckthattheequationisbalanced.Checkthattheequationisbalanced....
Ethanol and methoxymethane have the same chemical formula but different chemical structures, which determines the different chemical properties of these compounds. Ethanol or ethyl alcohol is an organic compound having the chemical formula C2H5OH. Methoxymethane is anethercompound having the chemical formu...
If this is true, then the complete consumption of the limiting reactant ultimately determines the maximum moles of each product that can form. This conversion requires another set of stoichiometric ratios. The maximum moles of a ...
What is the formula of {eq}\rm CH_3COCH_3 {/eq} (Acetone) after dissolving in water? Ketone: A ketone is considered as a functional group that comprises a carbonyl group with two carbons attached to it. Because the electronegativity of oxygen is significantly higher as compared ...
Explain the role of electrolytes in promoting corrosion. Is C2H5OH an electrolyte or a non-electrolyte? Explain. Is MgCO3 classified as a strong electrolyte? Explain. Define the term electrolyte cell. (a) Based on the conductivity of pure water (distilled water), does water exist predomina...