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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. 134 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. 61 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. 191 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. 140 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. 189 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. 153 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. 127 views
All of the following are interchangeable with the word "application" EXCEPT ___________. programsoftware hardware app
1. 6 answers
2. 230 views
The Gupta Period of India was not characterized by enormous material wealth or by elaborate trade activity.Described Described
1. 1 answer
2. 100 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. 116 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. 102 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. 102 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. 474 views
Multiply the polynomials (3x−1)(2x+4)
1. 3 answers
2. 91 views
According to the Distributive Property, which expression is equivalent to 4x3+8x2+12x?
1. 3 answers
2. 236 views
Use the Commutative Property of Multiplication to rewrite the algebraic expression: k^17⋅z^33
1. 1 answer
2. 116 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. 333 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. 142 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. 145 views
Which option explains why this amino acid can act as both an acid and a base?
1. 1 answer
2. 125 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. 213 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.His face twisted up into that perfect
1. 1 answer
2. 88 views
In the following sentences, Highlight the preposition. Bold the full prepositional phrase.He chuckled at my puzzled tone.
1. 1 answer
2. 117 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. 154 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. 110 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. 131 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. 47 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. 64 views
Find the missing commaI could hear how crazy it sounded and I couldn’t continue.
1. 1 answer
2. 66 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. 66 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. 142 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. 243 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. 281 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. 207 views
Use multiplication to demonstrate these polynomials form a closed system.(12x2−3)(4y3+5x2)
1. 3 answers
2. 122 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. 327 views
Add the polynomial expressions 2r2−3r+4 and −2r2+3r+6. (1 point)
1. 1 answer
2. 382 views
What does mollified mean?
1. 33 answers
2. 135 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. 323 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. 404 views
Create an argument about the significance of European expansion on the Americas
1. 1 answer
2. 293 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. 641 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. 132 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. 139 views
. Which statement describes the properties of lanthanoids and actinoids?(1 point)A. They are malleable and lustrous, and they
1. 1 answer
2. 274 views
In which group of elements does tellurium (Te) belong?A. metalloids B. transition metals C. alkali metals D. lanthanides
1. 1 answer
2. 126 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. 252 views
Based on patterns in the periodic table, which element is the least malleable in its solid state?
1. 1 answer
2. 131 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. 176 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. 116 views
According to the Associative Property, which expression is equivalent to 30m+(21m−53)+(18−2m)?(1 point)A.
1. 1 answer
2. 131 views
Use the Associative Property to determine which expression is correctly simplified.(1 point)A.
1. 1 answer
2. 138 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. 120 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. 173 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. 137 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. 133 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. 217 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. 246 views
Where do you find the atoms with the strongest metallic properties on the periodic table?
1. 1 answer
2. 364 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. 320 views
Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.(1 point)
1. 1 answer
2. 322 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. 145 views
Substituting 1 for x in the equation 5x + 3=x⋅5 + 3 is a test case for which property?
1. 1 answer
2. 212 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. 299 views
Which of the following correctly demonstrates the Commutative Property of Addition?(1 point)Responses A. abcxyz=zyxcba B.
1. 1 answer
2. 160 views
Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?(1 point)Responses A.
1. 1 answer
2. 109 views
Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?
1. 2 answers
2. 444 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. 280 views
What does the code below mean:MOV SP, 2500H MOV AX, F3C0H PUSH AX
1. 3 answers
2. 156 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. 242 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. 216 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. 232 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. 226 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. 242 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. 217 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. 193 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. 168 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. 145 views
Identify the correct statement:a) Bessel filters have linear phase characteristic and ripples in the passband b) Chebyshev
1. 1 answer
2. 164 views
The output voltage of a LM317 is,a) +17v b) +9v c) adjustable d) +5v
1. 1 answer
2. 119 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. 149 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. 259 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. 196 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. 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. 207 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. 177 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. 243 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. 218 views
In two-pole low-pass, What is the roll-off rate at frequencies outside the passband?
1. 1 answer
2. 130 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. 163 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. 170 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. 197 views
A 20mVp signal is applied to pin 2, with pin 1 connected to ground. Determine the peak output voltage.
1. 1 answer
2. 175 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. 238 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. 213 views
Determine ACL of Non-inverting amplifier.RA = 500Ω RB = 470Ω RC = 20KΩ VIN = 0.5Vp-p
1. 10 answers
2. 173 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. 170 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. 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.
1. 5 answers
2. 129 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. 189 views