Recent activity by CMPerez

Recent activity by CMPerez

What does a peak at 29 m/z in mass spectroscopy indicate? a) Molecular ion (parent ion) b) Fragmentation c) Isotope distribution d) Background noise

asked Dec 28, 2024

1 answer 74.6k views

Thank you for helping me study. If you hadn't tutored me, I __________(fail) the test.

answered Dec 26, 2024

1 answer 157k views

A road running north to south crosses a road going east to west at the point p. car a is driving north along the first road, and car b is driving east along the second road. at a particular time car a

answered Nov 3, 2024

1 answer 127k views

"Why is the following reaction classified as a single displacement reaction? FeSO₄ (aq) + Zn (s) → ZnSO₄(aq) + Fe (s) iron sulfate + zinc → zinc sulfate + iron Describe what happens to the iron, zinc and

answered Jun 22, 2024

1 answer 182k views

A. What volume of 0.64 M ammonia is needed to make 100.00 mL of 0.060 M ammonia solution? mL of 0.64 M ammonia

asked Apr 15, 2024

1 answer 79.3k views

If you dont feel well, you should ...... down

answered Jan 22, 2024

1 answer 172k views

What are some big bang discoveries? -Science

asked Dec 13, 2023

1 answer 181k views

The law of conservation of energy states that energy cannot be created or destroyed, but energy can change:.

asked Oct 21, 2023

1 answer 80.5k views

Solve the system by substitution. a + b - 2c = 14 4b + c = -1 C = -5

answered Sep 22, 2023

2 answers 29.0k views

What do you think Rousseau means by a government’s independence?

asked Jun 5, 2023

1 answer 79.3k views

What is a negative externality? A)Negative externalities occur when the social cost of a good or service is higher than the private cost. B)Negative externalities are goods or services that one consumer

asked May 16, 2023

2 answers 94.7k views

Hello someone help me with this today but i don't know what go where

answered May 8, 2023

1 answer 48.2k views

What is the goal of a bank? to store money to give customers money to make a profit

answered Apr 15, 2023

2 answers 4.0k views

What should you do to avoid cheating in online classes, even if your behavior was unintentional?

answered Jan 5, 2023

1 answer 133k views

25 more than a number is 32

answered Dec 31, 2022

1 answer 72.5k views

Find the equation of the line containing the points (-2,0), (4, 18) and (5,21).

answered Dec 28, 2022

1 answer 218k views

What number must multiply each side of the equation 25x=10 to produce the equivalent equation x = 25? 15 52 4 5

asked Dec 26, 2022

1 answer 133k views

How was the Vietnam War important to the American people?

asked Nov 11, 2022

1 answer 49.2k views

Are all even numbers composite? Yes or no

asked Oct 23, 2022

1 answer 19.1k views

Please I don’t understand I need help thank you

answered Oct 11, 2022

1 answer 110k views

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