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Venezia Galindo

Venezia G.

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Considering structures $\textbf{A-D}$, classify each pair of compounds as isomers, resonance structures, or neither: (a) $\textbf{A}$ and $\textbf{B;}$ (b) $\textbf{A}$ and $\textbf{C;}$ (c) $\textbf{A}$ and $\textbf{D;}$ (d) $\textbf{B}$ and $\textbf{D}$.

Considering structures $\textbf{A-D}$, classify each pair of compounds as isomers, resonance structures, or neither: (a) $\textbf{A}$ and $\textbf{B;}$ (b) $\textbf{A}$ and $\textbf{C;}$ (c) $\textbf{A}$ and $\textbf{D;}$ (d) $\textbf{B}$ and $\textbf{D}$.

Organic Chemistry

Structure and Bonding

Resonance

Questions asked

AWAITING AN EDUCATOR

Three forces of equal magnitude are applied to a 3-m by 2-m rectangle. Forces F1 and F2 act at 45 degree angles to the vertical as shown, while F3 act horizontally. a) Is the net torque about point A clockwise, counterclockwise, or zero? Explain answer.b)Is the net torque about point B clockwise, counterclockwise, or zero?Explain how you determined your answer.c)Is the net torque about point B clockwise, counterclockwise, or zero?Explain answer.

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INSTANT ANSWER

\( \mathrm{~ M T B H - R T 6 1 : ~ H o p a t o w t a n . ~ P r o t r o ~ R o c a ~ m i m e ~ L o w s e s ~ a r ~ V a r e o r s ~ L o c a r n o w s} \) \( 5 \mathrm{Nx} \) is cotical Irictionlest pin. The fods are marked at half-mocter insovids Rank the mapnitude of the vartical force I applisd te the redh. Circanese 1 Lema DW. The ayglind wotical forme for all of the syuvint will he the same. Tease explaie tees reasuaing

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NTPC-RT19: HEXAGON-Tonoue anour Center Four foeces act os a plywood hesagon as shoun in the diapram. The sides of the hexagon each have a: length of l meler. Rank the magnitude of the toryue applicd abeut the ctnter of the hevagon by earh force. Grestest \( 1 \ldots 4 \) Leasl OR, The magnitude of the borque doe to cach foece is the same, but not zere, OR, The magninude of the sorque dee to each foeve is aero. OR. We carnos determine the ranking of the magaitude of the tocyues. Rease explain yeur reasening.

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INSTANT ANSWER

\( \mathrm{~ I n ~ e a c h ~ c a s e ~ b e l o w , ~ i s ~ w o o l e s ~ b o u r d ~ s e p p o w ~ c o t e ~ o f ~ r a p ~ b o c e s . ~ T u e ~ b o a n d} \) \( \mathrm{~ R c a n k ~ t h e s e ~ n a t u a t i k n ~ e s ~ t h e ~ b u r k ~ o f ~ i t w e ~} \) dievetiy above the left poit. Circame 2. 1 Leas

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INSTANT ANSWER

NTBC-CT15: FISHINQ ROD-WEXHT OF TWO PIECES. An angler balances a fisking rod on her finger as shown. If she were to cut the rod along the dashed line, weeld the ucight of the picce on the left-hand side be greater Dhan, Los flusu, or equal to the weight of the piece on the right-hand side? Fivplain your reasoning.

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INSTANT ANSWER

MTEE-ERT14; THMER EcuAL Fopces Ampued To A RrcThuote-Tonout. and 5 ikt at \( 45^{*} \) angles to the vertical as shown whele \( F \) i cob lacioconally. Esplain how you Ctititinined your anseer. Foplalin hou vou determined your anvwer. Fivplain how you datermingd yeur amswer.

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INSTANT ANSWER

A sheet of gold weighing 10.0g and at a temperature of 18.0C is placed flat on a sheet of iron weighing final temperature of 55.6C. What is the final temperature of the combined metals? Assume that no heat is lost to the surroundings.

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INSTANT ANSWER

A 2.21-kg piece of copper metal is heated from 20.5C to 126.4C. Calculate the heat absorbed (in kilojoules) by the metal.

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INSTANT ANSWER

A 0.140kg baseball traveling 35.0 m/s strikes the catchers mitt,which, in bringing the ball to rest, recoils backward 11.0cm. What was the average force applied by the ball in the glove? What is the average force applied by the glove on the ball?

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INSTANT ANSWER

A person pushes a 14.0 kg lawn mover at constant speed with a force of FA=88.0N directed along the handle, which is at an angle of 45.0 to the horizontal.(a) Draw the free body diagram showing all forces acting in the mower.(b) calculate the horizontal friction force in the mover then (c) the normal force exerted vertically upward on the mower by the ground. (d)What force must the person exert in the lawn mower to accelerate it from rest to 1.5 m/s in 2.5 seconds, assuming the same friction force?

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