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Maxwell
Questions and answers by
Maxwell
Questions (26)
Given the following table of pKa values, at a pH of 4.5 which substance exists predominantly in the protonated form?
Acid pKa
5 answers
1,578 views
For a body centered cubic unit cell, I know how to get the body diagonal... but how do you get the face diagonal in terms of r?
1 answer
420 views
Someone already asked this question but did not understand the answer given at all.
Writing to Learn: In a certain video game a
1 answer
406 views
The velocity of an object increases from 5.0 m/s to 15 m/s in 2.0 s. What is the average acceleration of the object?
15m/s - 5m/s
2 answers
586 views
At a high school, GPA’s are normally distributed with a mean of 2.6 and a standard deviation of 0.5. What percentage of
4 answers
2,311 views
. Okay 2HgO turns into 2hg + O2.
What mass of Co2 can be produced from 25.0g of Fe3O4 ?
2 answers
623 views
A knife has a mass of m grammes. It is 20g heavier than a spoon. The mass of a knife and four spoons is 330g. Find the mass of
6 answers
1,187 views
A ball thrown vertically upwards with an initial speed of 24.5m/s.Calculate the greatest height it will stain.
3 answers
768 views
Explain the term uniform acceleration and average speed
1 answer
351 views
Choose the correct word in parentheses.
Don't leave without Ian and (me,I)! me * I
5 answers
2,362 views
This is an essay prompt.
Who in your life is depending on you? What are they depending on you for?
2 answers
1,198 views
A solid has a mass of 200g in air and when partly immersed in a certain liquid it has a mass of 160g. Given that the relative
4 answers
555 views
Discuss at least two reasons why student should cultivate the habit of reading
3 answers
329 views
The M of a sheet of metal varies with it area A and it thickness T. If a sheet of metal ,of area 250cm^2 and thickness 1mm has a
1 answer
260 views
The ball of mass 1000g is dropped from a height of 25m. Calculate,
1. The potential energy 2. Velocity
1 answer
314 views
The empirical formula of an organic compound is C1H2O1. If the empirical formula mass of the compound is 30. Find the percentage
3 answers
125 views
The repetition of the same sound at the start of words or phrases that are close together
1 answer
15 views
The repetition of the same vowel sounds inside of words that are close together
1 answer
13 views
Relating to the letters or sounds made by any letter (s) except a, e, I, o, u and sometimes y.
1 answer
23 views
The particular feeling or atmosphere something has or creates.
1 answer
17 views
The darkness and mist gave the painting of the forest an eerie mood
1 answer
20 views
It was so loud in the cefeteria my friend didn’t hear my joke and I had to repeat it
1 answer
14 views
The best created by the repetition of sounds or stressed syllables.
1 answer
15 views
The words aunt and uncle begin with vowel sounds.
1 answer
14 views
What is assonance
1 answer
12 views
What is the pourpose of tone in a story
1 answer
16 views
Answers (20)
Show workings
NaCO3 +Ca2+---------- Na+ + CaCO3
4/3
Please help me
Number 1# is solid, Liquid, and THEN gas
Okay, good
Percentage
Me too
Spicycherry is good 2020 100/100 thank u m8
Yes both HCN or HOCl were correct. Thank you so much!
For the ratio of Base/Acid for HCN, I got 1.26E-5. For the ratio of Base/Acid for HOCl, I got 0.001. I used the Henderson-Hasslebalch equation for this. I don't know how to decide between whether it is both or just one of them. Also what exactly does this
An answer to my question
Any answer to my question am waiting
Thanks! Never thought about dropping the noun. I will try to use that!
9.0
A ball thrown vertically upwards with an initial speed of 24.5m/s. 1.calculate the greatest heith it will atain. 2.how long does it takes to reach it's maximum heigh? 3.What is its speed when it returns to the ground?
Yes
sprinkle
300 apples
I know that when boys help in the kitchen it can help to reduce the burden on girls in the house because part of the cooking and other works that require more strength will be done by the boys.Also,boys will grow to become men who will eventually marry as
