znimon
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 7
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 5

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Questions Answered

znimon:
Group Title
Rectangular boxes with a volume of 10m^3 are made of two materials. The materials for the top and bottom of the box costs $10/m^2 and the ma…
 updated 19 hours ago
 2 replies
 No Medals Yet
Mathematics

znimon:
Group Title
I took two samples from the same site. One sample contained 12 rocks of type A out of 49 total rocks. The other sample contained 22 rock of …
 updated 4 months ago
 6 replies
 No Medals Yet
Mathematics

agqpdmcc:
Group Title
INTERMEDIATE VALUE PROBLEM, WILL GIVE MEDAL
 updated 7 months ago
 8 replies
 1 Medal
Mathematics

znimon:
Group Title
(4e^x)/(e^2x+4e^x+4) integral
 updated 7 months ago
 5 replies
 1 Medal
Mathematics

teddy13:
Group Title
a substance that dissovles in another is said to be _______________________________
…
 updated 10 months ago
 6 replies
 No Medals Yet
Mathematics

juliechiang:
Group Title
hello guys, is 2Ca(s) +O2(g) > 2CaO(s) and exothermic or endothermic reaction? & what is this chemical reaction called (eg. neutralisation,…
 updated 10 months ago
 21 replies
 1 Medal
Mathematics

elaf:
Group Title
Aqueous solutions of Cu21 ion are blue. The higher the concentration, the darker the color. When a strip of zinc metal is immersed in a solu…
 updated 10 months ago
 19 replies
 1 Medal
Mathematics

znimon:
Group Title
What is the molar solubility (mol/L) of Cr(OH)3 at pH=10.00 (not buffered)? Ksp for Cr(OH)3
is 3.0×10^–29 and Kf for Cr(OH)4– is 8×10^29.
 updated 10 months ago
 3 replies
 1 Medal
Mathematics

checkber:
Group Title
predict the size of the astatine atom compared to that of tellurium
 updated 10 months ago
 2 replies
 No Medals Yet
Mathematics

snapon:
Group Title
What substance is acting as the BrønstedLowry acid in the forward reaction below?
H2O + NH3yields NH4+ + OH
 updated 10 months ago
 3 replies
 1 Medal
Mathematics

smartbutlazy:
Group Title
Describe at least two changes that occurred to the atomic model over time, along with the experimental evidence that made these changes nece…
 updated 10 months ago
 7 replies
 1 Medal
Mathematics

Kimiko166:
Group Title
What are some of iodine's unique properties?
 updated 10 months ago
 7 replies
 2 Medals
Mathematics

znimon:
Group Title
You are asked to prepare a pH=3.00 buffer solution starting from 1.25 L of a 1.00M solution of hydrofluoric acid (HF) and an excess of sodiu…
 updated 10 months ago
 3 replies
 1 Medal
Mathematics

znimon:
Group Title
A piston at the top of a cylindrical chamber with a radius of 5 cm when it starts moving into the chamber at a constant speed of 2 cm/s. Wha…
 updated 10 months ago
 3 replies
 No Medals Yet
Mathematics

znimon:
Group Title
The length of an isosceles triangle is increasing at a rate of 5 m/s. At what rate is the hypotenuse changing?
 updated 11 months ago
 27 replies
 1 Medal
Mathematics

znimon:
Group Title
The sides of a square are increasing at a rate of 5 m/s. the area of the square is changing at a rate of (blank) m/s^2 when the sides are 3…
 updated 11 months ago
 17 replies
 2 Medals
Mathematics

ineedyouubiebs:
Group Title
In 2 sentences, explain which line has the steepest slope by analyzing the equations of the lines below: line a y=2x4 Line b y= 1/3…
 updated one year ago
 24 replies
 2 Medals
Mathematics

leeshsalami:
Group Title
how to solve h=48t+1/2at^2 for a?
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

Loveiskey18:
Group Title
A highaltitude spherical weather balloon expands as it rises due to the drop in atmospheric pressure. Suppose that the radius r increases a…
 updated one year ago
 11 replies
 3 Medals
Mathematics

Laurenmoody97:
Group Title
What is the slope of the line that passes through the given points? (2,12) and (6,11)
 updated one year ago
 8 replies
 1 Medal
Mathematics

znimon:
Group Title
Can someone explain why the domain of arcsec(x) is (infinity,1]union[1,+infinity)?
 updated one year ago
 21 replies
 1 Medal
Mathematics

ALittleHelp:
Group Title
Guys, can you give me spare time helping me answer this
Linear Equations with 2 Variables
…
 updated one year ago
 20 replies
 No Medals Yet
Mathematics

nikkitwin2:
Group Title
Plans for a new pool at EHS that was to have been 90m by 75 m have been revised due to a budget cut. Strips of equal width will be removed f…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

bookworm00981:
Group Title
Please help dont understand...
Solve the equation.
…
 updated one year ago
 47 replies
 2 Medals
Mathematics

RoxxisaUNICORN:
Group Title
Find the solutions of the inequality.
 x  5  ≥ 3
…
 updated one year ago
 12 replies
 2 Medals
Mathematics

sabrinahaley97:
Group Title
Create your own unique quadratic equation in the form y = ax^2 + bx + c. Use complete sentences and show all work to determine the following…
 updated one year ago
 9 replies
 No Medals Yet
Mathematics

beanz:
Group Title
does anyone know how to solve using equivalent equation/expression? im doing a unit solving systems (algebra) my question is 2x+y=8 and the…
 updated one year ago
 44 replies
 1 Medal
Mathematics

Ambition:
Group Title
Two triangles can be formed with the given information. Use the Law of Sines to solve the triangles.
B = 49°, a = 16, b = 14
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

jstest:
Group Title
s=(n2)180 solve for n
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

schoolsnerd:
Group Title
Simplify 2w(3x  2y)
 updated one year ago
 1 reply
 No Medals Yet
Mathematics
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