Does octanol or heptanol have a lower boiling point? Explain. Why does I_2 have a higher boiling point than F_2? Why is the melting point of an element lower than its boiling point? Why does AsH3 have a higher boiling point than PH3?
Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a H2 + b H2O = c H2O + d H Step 2: Create a System of Equations Create an equation for each element (H, O) where each term...
For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will. Compound states [like (s) (aq) or (g)] are not required. You can use parenthesis () or brackets [].Examples...
FC technologies are a critical and indispensable element, enabling secure and suitable energy transition in a cost-effective and environmental way [32,33]. Any emissions are related to the way H2 is produced. Comparing with other technologies, the FC has higher electrical efficiencies (Tables S1 ...
A precipitate is indicated by the (s) for solid after the formula of the compound. True or false: After balancing a net ionic equation, the sum of the charges on each side of the equation should be equal. True or false? The rate-determining...
Then the precursor particle is heated in a reducing atmosphere to form an insulating particle made of an oxide of the metal element by decomposing the second compound, and to precipitate a particle of the magnetic metal in the insulating particle at a particle size of 1 nm or more and 100 ...
Guohua Zhong1, Chunlei Yang1, Xiao-Jia Chen3 & Hai-Qing Lin1,4 High pressure structure, stability, metallization, and superconductivity of PbH4(H2)2, a H2-containing compound combining one of the heaviest elements with the lightest element, are investigated by the first-principles cal...
Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. aH2SO3+bNO2=cH2SO4+dNO Step 2: Create a System of Equations Create an equation for each element (H, S, O, N) where each term represents the number of atoms of the element...
Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a CaOH + b H2SO4 = c Ca2SO4 + d H2O Step 2: Create a System of Equations Create an equation for each element (Ca, O, H...
Since the iron chelates per se have limited solubility in water, the iron chelate compound or compounds are preferably supplied, as indicated previously. The amount of solubilized ferric chelate of the organic acid or acids supplied or employed in solution is an amount sufficient to reduce the H2...