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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. 126 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. 55 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. 178 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. 136 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. 181 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. 141 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
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2. 119 views
All of the following are interchangeable with the word "application" EXCEPT ___________. programsoftware hardware app
1. 6 answers
2. 221 views
The Gupta Period of India was not characterized by enormous material wealth or by elaborate trade activity.Described Described
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2. 94 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. 103 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
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2. 96 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. 91 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. 459 views
Multiply the polynomials (3x−1)(2x+4)
1. 3 answers
2. 84 views
According to the Distributive Property, which expression is equivalent to 4x3+8x2+12x?
1. 3 answers
2. 229 views
Use the Commutative Property of Multiplication to rewrite the algebraic expression: k^17⋅z^33
1. 1 answer
2. 110 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. 318 views
All of the following are tasks that the operating system is responsible for EXCEPT?A. Managing hardware such as a mouse. B.
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2. 134 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. 128 views
Which option explains why this amino acid can act as both an acid and a base?
1. 1 answer
2. 106 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. 203 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.His face twisted up into that perfect
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2. 78 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.He chuckled at my puzzled tone.
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2. 107 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. 146 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. 98 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. 125 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. 42 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. 59 views
Find the missing commaI could hear how crazy it sounded and I couldn’t continue.
1. 1 answer
2. 59 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
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2. 56 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. 125 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. 237 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. 275 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. 188 views
Use multiplication to demonstrate these polynomials form a closed system.(12x2−3)(4y3+5x2)
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2. 107 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. 318 views
Add the polynomial expressions 2r2−3r+4 and −2r2+3r+6. (1 point)
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2. 375 views
What does mollified mean?
1. 33 answers
2. 128 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. 307 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. 391 views
Create an argument about the significance of European expansion on the Americas
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2. 286 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. 626 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. 123 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. 131 views
. Which statement describes the properties of lanthanoids and actinoids?(1 point)A. They are malleable and lustrous, and they
1. 1 answer
2. 266 views
In which group of elements does tellurium (Te) belong?A. metalloids B. transition metals C. alkali metals D. lanthanides
1. 1 answer
2. 118 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. 239 views
Based on patterns in the periodic table, which element is the least malleable in its solid state?
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2. 126 views
How does mercury differ from other metals?(1 point)A. It does not conduct electricity. B. It is not solid under normal
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2. 168 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. 109 views
According to the Associative Property, which expression is equivalent to 30m+(21m−53)+(18−2m)?(1 point)A.
1. 1 answer
2. 126 views
Use the Associative Property to determine which expression is correctly simplified.(1 point)A.
1. 1 answer
2. 130 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. 114 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. 162 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. 128 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. 122 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. 210 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. 219 views
Where do you find the atoms with the strongest metallic properties on the periodic table?
1. 1 answer
2. 349 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. 309 views
Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.(1 point)
1. 1 answer
2. 307 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. 137 views
Substituting 1 for x in the equation 5x + 3=x⋅5 + 3 is a test case for which property?
1. 1 answer
2. 192 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. 288 views
Which of the following correctly demonstrates the Commutative Property of Addition?(1 point)Responses A. abcxyz=zyxcba B.
1. 1 answer
2. 151 views
Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?(1 point)Responses A.
1. 1 answer
2. 104 views
Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?
1. 2 answers
2. 429 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. 267 views
What does the code below mean:MOV SP, 2500H MOV AX, F3C0H PUSH AX
1. 3 answers
2. 141 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. 224 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. 204 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. 217 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. 213 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. 229 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. 207 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. 185 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. 157 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. 132 views
Identify the correct statement:a) Bessel filters have linear phase characteristic and ripples in the passband b) Chebyshev
1. 1 answer
2. 158 views
The output voltage of a LM317 is,a) +17v b) +9v c) adjustable d) +5v
1. 1 answer
2. 110 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. 142 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. 239 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. 179 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. 206 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. 195 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. 165 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. 235 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. 206 views
In two-pole low-pass, What is the roll-off rate at frequencies outside the passband?
1. 1 answer
2. 125 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. 138 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. 148 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. 190 views
A 20mVp signal is applied to pin 2, with pin 1 connected to ground. Determine the peak output voltage.
1. 1 answer
2. 167 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. 223 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. 193 views
Determine ACL of Non-inverting amplifier.RA = 500Ω RB = 470Ω RC = 20KΩ VIN = 0.5Vp-p
1. 10 answers
2. 165 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. 163 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. 152 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. 118 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. 177 views