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Anonymous

Questions (72,364)

explain how Rutherford’s model of an atom changed scientific knowledge and describe the evidence that justified the model.
1. 5 answers
2. 150 views
is this accurate?''me returning to my lim x--> c f(x)/g(x) to see that it has now been reduced to x --> c f('x)/g'(x)''
1. 1 answer
2. 76 views
Which statement best explains why hydrogen’s atomic number is equal to its mass?(1 point)A. Hydrogen does not have any
1. 1 answer
2. 209 views
Which expression is A, in order to have a true equation A=5−113?(1 point)A. A=12/3−13 1 Start Fraction 2 over 3 End Fraction
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2. 151 views
What does the forward arrow in a chemical equation mean? (1 point)O The reaction is reversible. O The reaction proceeds slowly.
1. 5 answers
2. 203 views
What is the definition of photosynthesis? (1 point)• the process of changing light into stored chemical energy in the form of
1. 5 answers
2. 168 views
This speech was given prior to the Civil War and nearly 70 years before women in the United States were allowed to vote.What is
1. 1 answer
2. 141 views
All of the following are interchangeable with the word "application" EXCEPT ___________. programsoftware hardware app
1. 6 answers
2. 243 views
The Gupta Period of India was not characterized by enormous material wealth or by elaborate trade activity.Described Described
1. 1 answer
2. 113 views
Based on the root words chart, what is the most likely meaning of benevolent?Well meaning, kindly Well meaning, kindly Wishing
1. 5 answers
2. 132 views
In the northern territories, a new empire arose when a ruler named Chandragupta I ascended the throne in 320 A.D.Took over Took
1. 1 answer
2. 116 views
In the northern territories, a new empire arose when a ruler named Chandragupta I ascended the throne in 320 A.D.
1. 1 answer
2. 124 views
Use the following example to answer the question.Antoine goes to the mall to buy new shoes and jerseys. He pays a set rate per
1. 23 answers
2. 489 views
Multiply the polynomials (3x−1)(2x+4)
1. 3 answers
2. 102 views
According to the Distributive Property, which expression is equivalent to 4x3+8x2+12x?
1. 3 answers
2. 248 views
Use the Commutative Property of Multiplication to rewrite the algebraic expression: k^17⋅z^33
1. 1 answer
2. 129 views
Use the following example to answer the question.Antoine goes to the mall to buy new shoes and jerseys. He pays a set rate per
1. 1 answer
2. 352 views
All of the following are tasks that the operating system is responsible for EXCEPT?A. Managing hardware such as a mouse. B.
1. 7 answers
2. 152 views
Which option explains why this amino acid can act as both an acid and a base?A. It contains both an amino functional group and a
1. 1 answer
2. 159 views
Which option explains why this amino acid can act as both an acid and a base?
1. 1 answer
2. 146 views
We saw a bear that's paw had been damaged by a hunting trap. What correction should be made to the underlined word in the
1. 2 answers
2. 224 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.His face twisted up into that perfect
1. 1 answer
2. 107 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.He chuckled at my puzzled tone.
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2. 131 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.1. Jess drove straight to the one big
1. 1 answer
2. 173 views
What are the missing preposition phrases and words?1. Jess drove straight to the one big department store in town.
1. 1 answer
2. 123 views
Who is the US President who protected the Okefenokee Swamp as a national wildlife refuge?Franklin Delano Roosevelt (FDR) James
1. 1 answer
2. 142 views
The number of x's on both sides of the equation is different a ≠ bDoes it have no solution, one solution, two solutions, three
1. 3 answers
2. 57 views
The number of x's on both sides of the equation is different a ≠ bDoes it have no solution, one solution, two solutions, three
1. 1 answer
2. 73 views
Find the missing commaI could hear how crazy it sounded and I couldn’t continue.
1. 1 answer
2. 76 views
Put the comma in the correct spot.In a lot of ways, living with Charlie was like having my own place and I found myself reveling
1. 1 answer
2. 76 views
Fill in the blanks to follow the steps in solving the equation:5x − 12 − 6x = −10x +7 − 1 Step 1: Combine like terms
1. 9 answers
2. 157 views
Which of the following describes a context clue?(1 point)Responses dictionary definitions of words included in a text to help
1. 19 answers
2. 258 views
In "My Brother's Keeper," what does Ted want Jamie to do for him?A. give him an alibi in court B. forge some documents C. borrow
1. 15 answers
2. 297 views
In "My Brother's Keeper," Ted and Jamie are developed in contrast to one another by describing theirA. fears of the unknown. B.
1. 1 answer
2. 221 views
Use multiplication to demonstrate these polynomials form a closed system.(12x2−3)(4y3+5x2)
1. 3 answers
2. 136 views
Add the polynomial expressions 3−2p−5p2 and p4−3p+4.A. p4−5p2−5p+7 B. −4p2−5p+7 C. p4−5p2−6p+7 D.
1. 9 answers
2. 397 views
Add the polynomial expressions 2r2−3r+4 and −2r2+3r+6. (1 point)
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2. 398 views
What does mollified mean?
1. 33 answers
2. 147 views
Choose the meaning of the bold word.Failing that, I could have surreptitiously dumped the whole outfit overboard, written off
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2. 342 views
They appeared to me denizens of a brilliant existence. (“The Bass, the River, and Sheila Mant")A. actors B. environmentalists
1. 1 answer
2. 417 views
Create an argument about the significance of European expansion on the Americas
1. 1 answer
2. 305 views
1. According to the Distributive Property, which is a way to rewrite the algebraic expression (3x−1)(x−4)?A.
1. 11 answers
2. 665 views
According to the Distributive Property, which is a way to rewrite the algebraic expression (3x−1)(x−4)?(1 point)A. 3x2+6x+4
1. 1 answer
2. 144 views
According to the Distributive Property, which is a way to rewrite the algebraic expression (3x−1)(x−4)?(1 point)
1. 1 answer
2. 150 views
. Which statement describes the properties of lanthanoids and actinoids?(1 point)A. They are malleable and lustrous, and they
1. 1 answer
2. 288 views
In which group of elements does tellurium (Te) belong?A. metalloids B. transition metals C. alkali metals D. lanthanides
1. 1 answer
2. 139 views
Use the periodic table to answer the question.Based on patterns in the periodic table, which element is the least malleable in
1. 3 answers
2. 266 views
Based on patterns in the periodic table, which element is the least malleable in its solid state?
1. 1 answer
2. 143 views
How does mercury differ from other metals?(1 point)A. It does not conduct electricity. B. It is not solid under normal
1. 1 answer
2. 185 views
An element is highly conductive, highly reactive, soft, and lustrous. The element most likely belongs to which group?(1 point)A.
1. 1 answer
2. 126 views
According to the Associative Property, which expression is equivalent to 30m+(21m−53)+(18−2m)?(1 point)A.
1. 1 answer
2. 144 views
Use the Associative Property to determine which expression is correctly simplified.(1 point)A.
1. 1 answer
2. 147 views
Which of the following demonstrates the Associative Property of Multiplication?(1 point)A. (3⋅5)+2=(3+5)⋅2 B.
1. 1 answer
2. 133 views
Which of the following correctly demonstrates the Associative Property of Addition?(1 point)A. y−(x+1)=(y−x)+1 B.
1. 1 answer
2. 189 views
Which of the following expressions could you rewrite using the Associative Property?(1 point)Responses A. (5⋅8)+3 B. (5+8)⋅3
1. 1 answer
2. 150 views
How does the Coulomb force affect charge interactions?(1 point)A. Like and opposite charges attract. B. Like charges attract,
1. 1 answer
2. 144 views
How did Mendeleev come up with the first periodic table of the elements?(1 point)A. He estimated the number of electrons in
1. 1 answer
2. 230 views
Where do you find the atoms with the strongest metallic properties on the periodic table?A. the lower left B. the upper right C.
1. 1 answer
2. 256 views
Where do you find the atoms with the strongest metallic properties on the periodic table?
1. 1 answer
2. 387 views
Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.(1 point)A. Mg; magnesium has
1. 1 answer
2. 335 views
Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.(1 point)
1. 1 answer
2. 346 views
Substituting 1 for x in the equation 5x + 3=x⋅5 + 3 is a test case for which property?(1 point)Responses A. The Associative
1. 1 answer
2. 157 views
Substituting 1 for x in the equation 5x + 3=x⋅5 + 3 is a test case for which property?
1. 1 answer
2. 227 views
Use the Commutative Property to determine the missing step in proving the equivalence of 12a+10+a=10+a+12a.Step 1: [missing]
1. 3 answers
2. 310 views
Which of the following correctly demonstrates the Commutative Property of Addition?(1 point)Responses A. abcxyz=zyxcba B.
1. 1 answer
2. 172 views
Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?(1 point)Responses A.
1. 1 answer
2. 120 views
Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?
1. 2 answers
2. 468 views
Which step contains an error using the Commutative Property of Addition in verifying 8+x2+17x−x2+4=10+4x2+10x−4x2+2+7x?Step
1. 1 answer
2. 295 views
What does the code below mean:MOV SP, 2500H MOV AX, F3C0H PUSH AX
1. 3 answers
2. 171 views
1. Consider the following array with the contents given:5 5 5 5 5 5 5 5 5 5 Do the the following: a) Write an assembly code
1. 1 answer
2. 257 views
1. Consider the following array with the contents given:5 5 5 5 5 5 5 5 5 5 Do the the following: a) Write an assembly code
1. 1 answer
2. 229 views
Write assembly program using array with the contents given:5 5 5 5 5 5 5 5 5 5 Define 'Array' and 'RESULT'. Code: MOV AX, 0 MOV
1. 1 answer
2. 252 views
1. Consider the following array with the contents given:5 5 5 5 5 5 5 5 5 5 Do the the following: a) Write an assembly code
1. 1 answer
2. 240 views
Consider the following array with the contents given:5 5 5 5 5 5 5 5 5 5 Do the the following: a) Write an assembly code using
1. 1 answer
2. 255 views
Consider the following array with the contents given:5 5 5 5 5 5 5 5 5 5 Do the the following: a) Write an assembly code using
1. 5 answers
2. 233 views
A certain op-amp has an open-loop gain of 80,000. The maximum saturated output levels of this particular device are ±12 V when
1. 9 answers
2. 207 views
Assuming the saturation voltage levels are ±10V. Determine the rise time (tr) and fall time (tf) for LM741 and LM318.
1. 1 answer
2. 191 views
Which of the following options does not define a high quality instrumentation amplifier?a) High CMRR b) High offset voltage c)
1. 1 answer
2. 160 views
Identify the correct statement:a) Bessel filters have linear phase characteristic and ripples in the passband b) Chebyshev
1. 1 answer
2. 174 views
The output voltage of a LM317 is,a) +17v b) +9v c) adjustable d) +5v
1. 1 answer
2. 132 views
In Four-pole High-Pass Butterworth, Determine the center frequency and the Bandwidth of the filter.RA1 = 24KΩ RA2 = 27KΩ RB1 =
1. 3 answers
2. 162 views
In a Switching Regulator,a) output voltage is controlled by switching the input voltage on and off b) electrical noise results
1. 1 answer
2. 275 views
Noninverting Amplifier, the op-amp parameters are given as follows:A = 200,000, Zin = 1MΩ and Zout=100Ω. Calculate the
1. 0 answers
2. 220 views
Noninverting Amplifier, the op-amp parameters are given as follows:A = 200,000, Zin = 1MΩ and Zout=100Ω. Calculate the
1. 1 answer
2. 238 views
In Noninverting Amplifier, the op-amp parameters are given as follows:A = 200,000, Zin = 1MΩ and Zout=100Ω. Calculate the
1. 1 answer
2. 219 views
In Noninverting Amplifier, the op-amp parameters are given as follows:A = 200,000, Zin = 1MΩ and Zout=100Ω. Calculate the
1. 1 answer
2. 199 views
The maximum voltage gain of a passive low pass filter isa) 0db b) -3db c) 1db d) depends on the value of the circuit components
1. 1 answer
2. 260 views
In two-pole low-pass, What is the roll-off rate at frequencies outside the passband?a) -80 db/dec b) cannot be determined c) -40
1. 1 answer
2. 227 views
In two-pole low-pass, What is the roll-off rate at frequencies outside the passband?
1. 1 answer
2. 141 views
In a Series Op-Amp Regulator, given R1=4.0kΩ, R2=10kΩ, R3=4.9kΩ, VZ=3.6V, VIN=14V.Assume IL=260mA, what is the power
1. 1 answer
2. 173 views
In a Series Op-Amp Regulator, given R1=4.0kΩ, R2=10kΩ, R3=4.9kΩ, VZ=3.6V, VIN=14V.Assume IL=260mA, determine the power
1. 0 answers
2. 184 views
A 20mVp signal is applied to pin 2 of ad624, with pin 1 connected to ground. Determine the peak output voltage
1. 0 answers
2. 210 views
A 20mVp signal is applied to pin 2, with pin 1 connected to ground. Determine the peak output voltage.
1. 1 answer
2. 187 views
Determine Vout when D3D2D1D0 = 0101 of a DAC circuit.R0 =10KΩ R1 = 5KΩ R2 = 2.4KΩ R3 = 1.2KΩ RF = 270Ω VCC = 12V VEE = -12V
1. 11 answers
2. 251 views
If the output saturation voltage of the op-amp is ± 13V, determine Voutpp in inverting amplifier.ACL = -40 ACL in dB = 32.0dB
1. 3 answers
2. 227 views
Determine ACL of Non-inverting amplifier.RA = 500Ω RB = 470Ω RC = 20KΩ VIN = 0.5Vp-p
1. 10 answers
2. 185 views
Determine the Vout of Summing Amplifier.VIN1 = -150mV VIN2 = + 50mV VIN3 = +200mV VIN4 = +100mV R1 = 1.0kΩ R2 = 1.0kΩ R3 =
1. 1 answer
2. 182 views
Given the damping factor is 1.848 and R2 = 6.8k. determine the value of R1 to obtain a 4-pole Butterworth response.a) 1.0kΩ b)
1. 1 answer
2. 175 views
Given the damping factor is 1.848 and R2 = 6.8k. determine the value of R1 to obtain a 4-pole Butterworth response.
1. 5 answers
2. 141 views
The Bode plot of a filter. What is the voltage gain of the filter at the cut-off frequency?Horizontal F = 1 kHz I = 1 Hz
1. 1 answer
2. 201 views