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cara
Questions (41)
how many real solutions does 4x^2+x+3=0 have
1 answer
43 views
which of the following is a solution to the quadratic equation 2x^2-5x=6? assume that the solution has been rounded to the
1 answer
88 views
How many liters of hydrogen will be produced when 3766 g of aluminum are combined with hydrobromic acid to make aluminum
1 answer
408 views
Describe the circumstances in which the following processes could be used to separate the components of a mixture.
-sublimation
2 answers
1,246 views
how can i solve for x given this?? pls. show detailed solution..just can't figure it out.thanks in advance!
6cosx+3cos35cosx-3sin
1 answer
534 views
radius R of the orbit of a geosynchronous satellite that circles the earth. (Note that R is measured from the center of the
3 answers
3,543 views
$799.99 with 40% off rounded to the nearest dollar
1 answer
674 views
how many different flags can be made? if there are 5 colors,but the flag must have 3 bands of color
1 answer
432 views
a chairman and vice-chairman are to be elected from 7 candidates.how many different results are possible ?
1 answer
463 views
0.450mol of Na2S in 1.50L of solution
1 answer
526 views
A teenager pushes tangentially on a small hand-driven merry-go-round and is able to accelerate it from rest to a frequency of 12
1 answer
6,864 views
The bolts on the cylinder head of an engine require tightening to a torque of 63 . If the six-sided bolt head is 15 in diameter,
0 answers
868 views
A small rubber wheel is used to drive a large pottery wheel, and they are mounted so that their circular edges touch. The small
1 answer
653 views
where is the mississippi?
1 answer
385 views
The following data are obtained for the decomposition of N2O5 at a certain temperature:
2N2O5(g)↔4NO2(g) + O2(g) Time(s) 0 200
3 answers
1,855 views
what is the function on health insurance?
What is the functions of disability insurance? whatis the functions of life insurance?
2 answers
560 views
Who Is the Portuguese nobleman who encouraged exploration and the science of navigation?
2 answers
956 views
which of the following is least like the other?
poem novel painting statue flower
1 answer
859 views
what is the lish region that formed a great arc from the eastern shore of the Mediterranean Sea to the Persian Gulf?
1 answer
537 views
what are the lens called to locate a specimen on a microscope?
1 answer
420 views
I need help with these two questions.
Just take out the spaces in this link: h t t p: / /tinypic. c o m/r/nf4fp3/3
2 answers
517 views
how do i do this problem?
find the average rate of change over each interval. 1. f(x)= x^3 + 1 a. [2,3]
1 answer
493 views
I posted this before but i realized i posted somethings that were wrong.
mosquito larvae can tolerate extremely low dissolved
1 answer
751 views
I got these results from my dissolved oxygen lab:
Temperature Dissolved Oxygen in Celcius (mg/L) 17 5.8 21 5.4 23 5.3 27 5.1 I
2 answers
811 views
mosquito larvae can tolerate extremely low dissolved oxygen concentrations, yet cannot survive at temperatures above 25 degrees
2 answers
1,325 views
compare and contrast deer population growth to human population growth in terms of a. predation and competition and b. speed of
1 answer
1,263 views
why do you think the deer population was only 4,00 in 1905 when the carrying capacity of the rangeland could support 30,000 deer
2 answers
1,133 views
how does a glacier turn into a lake? does it just melt?
3 answers
468 views
how do I solve this limit (-> is an arrow meaning "heading towards"
lim x-> 2 (x-6)^(2/3)
1 answer
464 views
how would I do this limit?(by the way
-> is an arrow( lim x-> 0 (5x^3+8x^2)/ (3x^4 - 16x^2)
1 answer
472 views
An object dropped from restfrom the top of a tall building falls y=16t^2 feet in the first t seconds.
Find the speed of the
1 answer
1,430 views
which verb tense is this
elles aient tort
3 answers
471 views
the algebraic expression dN/dT=riN expresses what?
a. biotic potential b. population density c. carrying capacity d. demographic
0 answers
612 views
what US intelligence agency did johnson illegally authorize to spy on domestic dissenters
1 answer
1,094 views
I asked this question earlier that drbob explained but i still do not really understand what to do. can you please make it
2 answers
1,040 views
the average pH of healthy human blood is 7.4. how many moles of H+ ions are free in your blood. The average person has approx. 5
2 answers
500 views
which of the following is least related to the others:
a. launching of sputnik b. Landrum-Griffith act c. national defense
1 answer
930 views
during world war II, american indians
a) demanded that president roosevelt end discrimination in defense industries b) rarely
1 answer
518 views
during world war II, american indians
a) demanded that president roosevelt end discrimination in defense industries b) rarely
0 answers
650 views
I did a hydrate lab in school and these were my results and at the end we have to write the correc formula for the hydrate but I
4 answers
911 views
ok it goes 15/m+3 = 5/m
how do i do that
1 answer
280 views
Answers (16)
why is everybody upset
I believe its 0.9
The one with the picture is shelves with a high pot in use
whatis muttered
But A stands for concentration..how would i obtain it from the data given?
Well...youre trying to find what F equals 1. do 0.4 divided by 2.4 2.take that answer and divide it by six !!!Then that's your answer!!!
I do not know how to figure out the first one at all. How would i find slope of thesecant. can someone show me step by step how to at least find one of the points?
yes, that is what i meant but i don't understand why the dissolved oxygen concentration would be so low at such a low temperature?
by the way, i'm studying ecological succession
also what tense is il rigolait
the climax community?
oh ok...thankyou
why do i need to do that? I have to focus on events of the 1970s and 1980s
Prefix: tetra formula for hydrate: CuSO4 4H20 WHERE DID I GO WRONG??? ITS really supposed to be 5H2O
Mass of water lost 3.58-2.52= 1.06 g % of hydrate the anhydrous chemical is 2.52/3.58= 70.39% Mollar mass of anhydrous copper (II) sulfate: 159.6 grams Molar mass of hydrated sopper (II) sulfate: 159.6/.7039 = 226.7 g Molar weight of water lost:
Mass of evaporating dish: 35.88 g MAss of dish and hydrated chemical 39.46 g Calculated mass of hydrated chemical only 3.58 g Mass of dish and chemical after 1st heating 38.40 Mass of dish and chemical after 2nd heating 38.40 Mass of anhydrous chemical
