Recent activity by Andrew Plotkin

Recent activity by Andrew Plotkin

How might you know that a liquid has dissolved in a liquid? Help

answered Dec 18, 2023

2 answers 198k views

Please show steps!1

answered Dec 12, 2023

1 answer 189k views

How was the Estates-General useful in uniting France under one national identity?

asked Dec 2, 2023

1 answer 95.4k views

Rwt formula to solve the following:v=rwtw=π/5 mr = 7mt = 2 secTake π=3.14

answered Nov 22, 2023

1 answer 62.4k views

Assume that all of the objects in the diagram are solid and made of the same material. In Set A, what would you have to do to the objects to make the gravitational forces between the objects in pair 2

asked Nov 21, 2023

2 answers 222k views

Calculate the wavelength (in nm) of a photon emitted when an electron transitions from n = 3 to n = 2 in a hydrogen atom. O 730 nm O 657 nm O 846 nm O 308 nm O 591 nm

asked Mar 26, 2023

2 answers 164k views

The molar mass is the mass of which of the following? (check all that apply)the mass of a substance per molethe average atomic mass unitsthe g/mol of a substance6.0221 x 10^23 particles of a substance

asked Mar 2, 2023

1 answer 205k views

What dose x stand for 11 + x/9 = 4

answered Feb 28, 2023

2 answers 56.5k views

Who was the first president

asked Dec 2, 2022

1 answer 226k views

Simplify the rational expression. state any excluded values. 3x-7 over x-2

answered Oct 15, 2022

2 answers 17.8k views

Evan ran for 28 minutes. Seth ran for 'y' minutes. Evan ran twice as long as Seth. How long did Seth run? A 28 minutes B 56 minutes C 14 minutes D 30 minutes

answered Oct 11, 2022

2 answers 70.3k views

Help! Find the answers pleaseeeeee

answered Oct 11, 2022

1 answer 88.3k views

Find the area of the circle. Use 3.14 for it. d = 8 cm A = [?] cm2 A= 7Tr2

asked Sep 11, 2022

1 answer 134k views

The quantity demanded of Blu-ray players increased 9% when the price of DVDs increased 5%. What is the estimated cross-price elasticity of demand for Blu-ray players

answered Sep 6, 2022

1 answer 106k views

Create a system of equations. Then, without solving, interpret what the solution to the system would tell you about the situation. 1.Lin’s family is out for a bike ride when her dad stops to take a picture

asked Aug 1, 2022

1 answer 218k views

Por qué el cuento "te digo mas" de roberto fontanarrosa se llama asi?

answered Jul 31, 2022

1 answer 3.8k views

The question is in the picture!

answered Jul 22, 2022

2 answers 163k views

What was the advantages to each state having one vote

answered Jun 18, 2022

1 answer 53.8k views

Sam bought an $85.00 jacket for 40% off of the regular price. How much did ge pay for the jacket?

answered Jun 13, 2022

2 answers 203k views

Work out m and c for the line: 2 y + 6 x = 4

asked May 27, 2022

1 answer 211k views

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