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Ayaka
Questions (12)
A long, straight wire with a circular cross section of radius R carries a current I. Assume that the current density is not
0 answers
1,546 views
I'm going to use 1 mm to represent 1 million years.
1 bya 2 byaM 3 bya 4 bya 4.6 bya What would be these numbers?
1 answer
347 views
Label the year and name of each geologic area on your geologic time scale. Using the 1 cm = 10 million years scale, figure out
1 answer
629 views
Please help me..
A mountain climber begins a hike at an elevation of 6000 feet. She then climbs such that her elevation increases
1 answer
658 views
Negative charge -Q is distributed uniformly around a quarter-circle of radius a that lies in the first quadrant, with the center
1 answer
1,494 views
At 100 degrees C, pure H2O has a vapor pressure of 760 torr. An aqueous solution has a concentration of 1.90 M MgCl2. The van't
2 answers
794 views
A 1.0L of an aqueous solution of ethylene glycol, HOCH2CH2OH, is 60% HOCH2CH2OH by mass and has a density of 1.15 g/mL.
2 answers
893 views
Calculate value of Ksp for Ca(OH)2 (ΔG∘f(Ca2+)=-553.6 kJmol−1 , ΔG∘f(OH−)=-157.2 kJmol−1 , ΔG∘f(Ca(OH)2)=-898.5
1 answer
439 views
Calculate the pH of the buffer formed by mixing equal volumes [C_2H_5NH_2]= 1.68 M with [HClO_4]= 0.966 M . Kb=4.3×10−4.
1 answer
627 views
Find the volume of the solid obtained by rotating the region bounded by the curves y=cos(x), y=0, x=0, and x=π/2 about the line
3 answers
4,639 views
Calculate the Ksp for silver sulfate if the solubility of Ag2SO4 in pure water is 4.5 g/L.
Ag2SO4(s) <--> 2Ag^+(aq) + SO4^2-(aq)
1 answer
2,347 views
A saturated aqueous solution of calcium hydroxide, Ca(OH)2, is approximately 0.13% calcium hydroxide, by mass, and has a density
1 answer
2,613 views
Answers (3)
A person is right 🧌
If u go to the last page, you’ll see that you’re only writing a few sentences about it
Sorry I meant molality
