Why might an artist prefer approximate symmetry over pure symmetry?

Determine the mass of pure magnesium sulfate in 2.4 grams of magnesium sulfate heptahydrate.

Pure water has a pH of 10 at 298 K. True or false?

How would you describe the tone of Wollstonecraft's text? What particular words, phrases, or longer passages contribute to this tone?

The pOH of pure water at 40 degrees Celsius is 6.8. What is the hydronium ion concentration, [H$_3$O$^+$], in pure water at this temperature?
A. 1.0x10$^{-7}$
B. 6.3x10$^{-8}$
C. 1x10$^{-14}$
D. 1.6x10$^{-7}$

Describe the speaker's tone in "When I Have Fears." Do you think the tone is constant or does it change? Explain.

Create sentences contrasting the elements given. Use the long form of possessive adjectives. Follow the model. Modelo: mi chaqueta / roja $\sim$ tu chaqueta / negra. La chaqueta mia es roja, pero la chaqueta tuya es negra. mis joyas / de plata $\sim$ sus joyas / de oro

Indite a eulogy for yourself, someone you admire, or a fictional or historical character. Let your diction and tone be fitting to a serious and formal occasion.

Describe the tone of the poem. Look carefully at Atwood’s use of hyperbole and understatement.

The value of the capacitance is zero if the plates are not charged. True or false?

Identify the tone of each poem. Are the tones similar or different? Cite at least three examples of diction that reveal tone in each poem.

Pepys's descriptions of the "lamentable fire" and the "soor pigeons" typify his tone of __
A cynicism
B superiority
C disgust
D compassion

An electron beam in an oscilloscope is deflected by the electric field produced by oppositely charged metal plates. If the electric field between the plates is $2.00 \times 10 ^ { 5 } \mathrm { N } / \mathrm { C }$ directed downward, what is the force on each electron when it passes between the plates?

Why does a pure noncompetitive inhibitor not change the observed K$_M$?