Recent activity by Richarbernal

Recent activity by Richarbernal

What is [H*] in a 0.300 M solution CH₂CHCOOH (Ka of acrylic acid, = 3.16 × 10^-5)?

asked Oct 27, 2024

1 answer 224k views

Please help!!!!!!!!!!!

answered Sep 11, 2024

1 answer 187k views

What’s the answer for a, and b, and how would you solve it?

answered Nov 9, 2023

1 answer 31.9k views

If the energy of a photon is 3.34×10^(-20) J, what is the wavelength of that light?

answered Oct 29, 2023

1 answer 113k views

Explain the law of conservation of energy in your own words

answered Sep 8, 2023

1 answer 39.5k views

Find the value of y showing your steps or explain your thinking.

answered Aug 16, 2023

1 answer 174k views

Find the smallest distinct positive numbers that provide a counterexample to show the statement is false.The sum of any two different odd numbers plus any even number is odd.

answered Aug 10, 2023

1 answer 94.1k views

The value of the digit 9 in the number 29,461 is 10 times the value of the digit 9 in which number?

answered Aug 6, 2023

1 answer 61.5k views

How has technology affected today's popular culture?

asked Jul 8, 2023

1 answer 215k views

Solve and simplify 4/1 /5

answered Apr 20, 2023

1 answer 23.2k views

Solve the equation 4s+4=9

answered Mar 14, 2023

1 answer 134k views

PLS NO PHONY ANSWERS THANKS! The perimeter of a rectangular field is 300 yards. If the width of the field is 57 yards, what is its length?

asked Feb 17, 2023

1 answer 171k views

Why don't people get the smallpox vaccine anymore?

answered Dec 15, 2022

2 answers 193k views

Can anyone help? Im giving 100 points for it its all i have

answered Dec 11, 2022

2 answers 60.6k views

You are boiling water to cook some noodles. You notice bubbles forming on the bottom of the pot. Your brother thinks it is a chemical change. Is he correct? Yes. The bubbles contain hydrogen and oxygen

answered Oct 30, 2022

2 answers 37.1k views

Are the numbers 3.0 and 3 the same?? Would it make sense to place 3.0 on a graph by the number 3?

asked Sep 6, 2022

1 answer 62.8k views

Https://www.you tube.com/watch?v=9ce756f2cp8

answered Aug 25, 2022

1 answer 203k views

While on the Galapagos Islands, Darwin noticed that there were a number of species of finches that he theorized descended from a common ancestor. He hypothesized that these finches became isolated on an

answered Aug 21, 2022

2 answers 74.3k views

Simplify each ratio. Remember to include the UNITS in your final answer. 1) 10 bags to 15 coats 2) 16 apples to 40 oranges

asked Aug 9, 2022

1 answer 130k views

In Chapter 14, the Giver tells Jonas that they have to hold of those terrible memories because it gives them wisdom. Give one example of a time when The Giver was able to use the wisdom from his memories

asked Jul 24, 2022

2 answers 75.1k views

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