Answer: The formulas for the fluorides of the third-period

Introductory Chemistry 5
Write chemical formulas for compounds containing: (a) one calcium atom for every two iodine atoms (b) two nitrogen atoms for every four oxygen atoms (c) one silicon atom for every two oxygen atoms (d) one zinc atom for every two chlorine atoms

Linear Algebra and Its Applications 5
PROBLEM 12E Determine if b is a linear combination of a1, a2, and a3.

An Introduction to Chemistry 2
Problem 43QP The balanced equation for the reaction of nitrogen and fluorine to form nitrogen trifluoride is N2(g) + 3F2(g) ? 2NF3(g) Assume that 10.0 g of N2 is mixed with 10.0 g of F2. (a) What is the limiting reactant? (b) What is the maximum amount of NF3, in grams, that can be produced?

Classical Mechanics 0
By evaluating their dot product, find the values of the scalar s for which the two vectors b = x + s'Sr and c = x sS7 are orthogonal. (Remember that two vectors are orthogonal if and only if their dot product is zero.) Explain your answers with a sketch.

Principles of Microeconomics 7
Suppose that the government imposes a tax on heating oil.a.Would the deadweight loss from this tax likely be greater in the first year after it is imposed or in the fifth year? Explain.b.Would the revenue collected from this tax likely be greater in the first year after it is imposed or in the fifth

Biology 8
How do pharyngeal slits function during feeding in lancelets and tunicates?

Physics for Scientists and Engineers with Modern Physics 9
Five particles with equal negative charges 2q are placed symmetrically around a circle of radius R. Calculate the electric potential at the center of the circle.

Biology: The Dynamic Science 5
Which major groupings of animals defined on the basis of morphological characters have been confirmed by molecular sequence studies?