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In the figure below, which electrodes are negative terminals? I have worked out that E: Cu2+ -> Cu, F: OH- -> O2, G: H+ -> H2, H: OH- -> O2. However, I am still confused about the polarity of the electrodes

Indexoutofbounds asked Oct 19, 2024

by Indexoutofbounds

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An air-standard, steady-flow brayton cycle has a pressure ratio of 15. the minimum and maximum temperatures within the cycle are 300 k and 1000 k. the pressure at the inlet to the compressor is 100 kpa.

Jan Ariel San Jose asked Oct 19, 2024

by Jan Ariel San Jose

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STT 8.3 Rank in order from least stable to most stable, the three objects shown in the figure. The positions of their centers of gravity are marked. ( for the centers of gravity to be positioned like this,

Jostein asked Oct 19, 2024

by Jostein

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a long, horizontal wire ab rests on the surface of a table and carries a current i. horizontal wire cd is vertically above wire ab and is free to slide up and down on the two vertical metal guides c and

Sasker asked Oct 19, 2024

by Sasker

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2 votes

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(iii) Which quantities are both vectors? (A) Acceleration and force (B) Acceleration and pressure (C) Density and force (D) Density and pressure

Tad asked Oct 19, 2024

by Tad

9.5k points

1 answer

3 votes

212k views

What type of reaction releases energy in the form of heat and sometimes light? A. Kinetic B. Potential C. Exothermic D. Endothermic

Paul Speranza asked Oct 19, 2024

by Paul Speranza

7.9k points

1 answer

4 votes

132k views

What is the rate of the acceleration of a 2,000kg truck if a force of a 4,200 n is used to make it start moving forward, and a 50 n friction force and a 200 n drag force are slowing it down?

Sanjeev Dhiman asked Oct 19, 2024

by Sanjeev Dhiman

8.3k points

1 answer

0 votes

97.9k views

An important property of periodic complex tones is that they consist of a number of ________?

Elaspog asked Oct 19, 2024

by Elaspog

8.0k points

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0 votes

159k views

*At rest, the inside of a cell is more ______ than the outside?* a. positive b. charges are equal c. negative d. inside of a cell has no charge

Stephenspann asked Oct 19, 2024

by Stephenspann

8.2k points

1 answer

3 votes

91.5k views

A ball moves in a straight line along the x-axis. What does the graph of its motion typically represent? A) Temperature changes B) Velocity over time C) Circular motion D) Magnetic field strength

TheSteven asked Oct 19, 2024

by TheSteven

8.8k points

1 answer

1 vote

219k views

Erin is running laps around an oval track that is 400.00 meters long. After running 8 laps the stops at the line where she started. Her coach says you shouldn't be tired since your velocity was zero. Explain.

Pburka asked Oct 19, 2024

by Pburka

7.9k points

1 answer

2 votes

214k views

A/an _____ is a unit equal to one joule per coulomb. a. volt capacitor b. capacitance c. electric d. field line

RyanJohnstone asked Oct 19, 2024

by RyanJohnstone

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1 vote

135k views

If unpolarized light of intensity lo passes through an ideal polarizer, what is the intensity of the emerging light?

Tristan asked Oct 19, 2024

by Tristan

7.9k points

1 answer

4 votes

85.2k views

The magnitude of the force between two point charges 1.0 m apart is 9×10⁻⁹ N, what does the force become when the distance between them is doubled?

OOPS Studio asked Oct 19, 2024

by OOPS Studio

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1 vote

127k views

a stone is thrown vertically upwards with an initial velocity of 20m/s. find the maximum height it reaxhes and the time taken by it to reach the height.

ISandeep asked Oct 19, 2024

by ISandeep

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3 votes

45.9k views

A projectile is launched from a cannon 0.000 m from the ground, at an angle of 30.0°, with a velocity of 5.40 m/s. How far does the object land from where it started?

David MZ asked Oct 19, 2024

by David MZ

8.4k points

1 answer

0 votes

128k views

What magnetic bristle-less brush is used for magnetic-sensitive powder?

Rumpypumpydumpy asked Oct 19, 2024

by Rumpypumpydumpy

8.2k points

1 answer

4 votes

137k views

Which amount of energy raises one gram of water by one degree Celsius? Option 1: 1 J Option 2: 1 cal Option 3: 1 kcal Option 4: 1 kJ

Patrica asked Oct 19, 2024

by Patrica

7.9k points

1 answer

5 votes

166k views

The sides of a right-angled triangle containing the right angle are 5x cm and 3x−1 cm. If its area is 60cm², find its perimeter.

Latifah asked Oct 19, 2024

by Latifah

9.1k points

1 answer

4 votes

125k views

The inlet and exit flow conditions of a subsonic diffuser are shown. The diffuser has an area ratio of A2/A1= 1.25. Assuming the fluid is air and is treated as a calorically perfect gas with γ=1.4 and

Tony Vincent asked Oct 19, 2024

by Tony Vincent

8.2k points

1 answer

4 votes

49.7k views

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