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Questions (180)
Explain how to get the variable alone in each equation..x + 13 = 25
x + 13 - 13 = 25 - 13
1 answer
549 views
Can you find a good 9/11 current event please?
3 answers
485 views
Answer each statement with either T if it is true or F if it is false am not sure sure with these so please help
11. Moving
1 answer
567 views
What are the multiplication combinations for 180?
7 answers
647 views
Find sec theta if theta=3/4 in Q1
1 answer
354 views
How many mLs of a stock solution of 1 M NH4NO3 do you need to get 0.001 M of Nitrogen in 22 liters of water?
1 answer
622 views
How many mLs of a stock solution of 1 M NH4NO3 do you need to get 0.001 M of Nitrogen in 22 liters of water?
1 answer
404 views
Let (theta) be an angle in quadrant II such that csc(theta)=8/5 Find the exact value of tan(theta) and cos(theta).
1 answer
3,298 views
Let (theta) be an angle in quadrant II such that csc(theta)=8/5 Find the exact value of tan(theta) and cos(theta).
0 answers
694 views
Mesa wants to order salad, pizza, and dessert, but he can't decide in what order he wants to eat them. How many different
1 answer
367 views
use the slope intercept form to graph the equation y=2x+2
1 answer
583 views
the formula r= -0.075t + 3.85 can be used to predict the world record for the 1500 meter run, t years after 1930.find an
1 answer
856 views
what is an explanation for the relationship between currents and the brightness of a light bulb??
0 answers
385 views
Name: Lesson 3 Assignment.Instructions Explain the differences between solving these two equations:
•log3(x - 1) = 4 and log3(x
1 answer
481 views
Sum of a 3 digit # is 24. Ones digit is 2 more than 2xs the hundred dig. Tens dig is 1 more thn 3xs the hund dig. Wats the #??
0 answers
441 views
2 Na202 + 2H20 -> 4NaOH + 02 When 200.g of Na202 were reacted, 32.0 g of 02 were collected. The yield of 02 collected was (how
0 answers
438 views
does each of the two lenses used in a microscope produce a magnification of the object being viewed?
0 answers
532 views
marcias house is approx. 10 miles east of the airport. a jet is flying directly over her house after taking off from the airport
0 answers
996 views
when a marble hits a wall at a 22 degree angle, what is the measure of the angle between the two paths of the marble?
1 answer
474 views
the equation is f(x) = (1/sq. root of 1-x^2)
1. f(x) is never zero. 2. 0 is in the domain of f 3. All negative real numbers are
1 answer
528 views
What is the total pressure in mm Hg of a gas mixture containing argon gas at 0.25 atm helium gas at 350 mm,Hg, and nitrogen gas
1 answer
1,016 views
What is the volume in liters of 3.2 moles methane gas, CH4, at 12degrees C and 1.52 atm?
2 answers
502 views
An airplane is pressurized to 650mmHg , which is the atmospheric pressure at a ski resort at 1.30×10^4 altitude.If air is 21 %
1 answer
573 views
an intramalecular meds is given at 5.0mg/kg of body weight. if you give 425mg of medicatioon to a pt. what is the ppTIENT
1 answer
315 views
ordered 1.0g of tetracycline to be given every 6 hours. on hand 500mg. how many will we need for 1 days treatment?
1 answer
433 views
Sue and Tom Wright are assistant professors at the local university. They each take home about $42,000 per year after taxes. Sue
2 answers
506 views
Sue and Tom Wright are assistant professors at the local university. They each take home about $42,000 per year after taxes. Sue
0 answers
478 views
Calculate the specific heat (\rm{J/g \; ^\circ C}) for a 21.5 g sample of a metal that absorbs 685 J when temperature increases
1 answer
1,094 views
Calculate the specific heat (\rm{J/g \; ^\circ C}) for a 18.5-\rm g sample of tin that absorbs 183 {\rm J} when temperature
0 answers
543 views
A typical adult body contains 55 \% water. If a person has a mass of 70.0 kg, how many pounds of water does she have in her
0 answers
607 views
Complete and balance the displayed half reaction in neutral aqueous solution taking into account the electrons.
Mg(s) →
1 answer
493 views
Ineed help with the synonyms and antonyms
ex. perfect, frawless is this an antonym or synonym?
3 answers
366 views
The solubility of MnS was found to be 0.000963 g per 700 mL of water. Calculate the solubility product constant (Ksp) for MnS.
Mn
2 answers
509 views
The solubility product constant (Ksp) for the dissolution of PbSO4 as represented by the chemical equation is 1.7x10-8.
PbSO4
2 answers
4,346 views
Figure 10-35a shows a disk that can rotate about an axis at a radial distance h from the center of the disk. Figure 10-35b gives
0 answers
843 views
When CO(g) (38.11 grams) and 96.48 grams of Cl2(g) in a 140.0 L reaction vessel at 782.0 K are allowed to come to equilibrium
1 answer
522 views
When CS2(g) (545.0 grams) and 57.71 grams of H2(g) in a 200.0 L reaction vessel at 961.0 K are allowed to come to equilibrium
1 answer
558 views
The value of the equilibrium constant (Kc) as represented by the first chemical equation is 2.70 x 10-3 at 1200 K. Calculate the
1 answer
940 views
How do you figure out the answer for the reverse reaction? At 350 K the value of Kp for the equilibrium represented by the
1 answer
706 views
1. Some photosynthetic bacteria are able to harvest 900-nanometer light (4 points).
A. What is the energy in kilocalories of a
0 answers
787 views
Calculate the value of the equilibrium constant (Kp) for the reaction shown, if F(g) was found to be 96.80 % decomposed at 1000
0 answers
573 views
On this problem I keep getting the wrong answer. I am subtracting the initial concentration of Cl2 by the equilibrium
1 answer
673 views
I keep getting the wrong answer for this one can someone help. The initial concentration for the compounds involved in the
1 answer
1,222 views
I was having trouble with this problem. initial pressure for the compounds involved in the reaction displayed were determined to
1 answer
597 views
I also had a problem with this type of questionthe initial pressure of NOCl(g) is 4.329 atm, calculate the % of NOCl(g) left
2 answers
1,208 views
I was having trouble with this problem. initial pressure for the compounds involved in the reaction displayed were determined to
2 answers
708 views
How many millimoles of H+ are present in 1.00 L of 1.24 M CF3CO2H solution?
1 answer
654 views
Calculate the volume ( L ) of the solute water and the volume ( L ) of the solvent tetrahydrofuran that should be added to
1 answer
443 views
If 49.6 mL of liquid CS2 and 12.8 g of gaseous Cl2 are reacted stoichiometrically according to the balanced equation, how many
1 answer
599 views
What volume ( L ) of the solute ethanol should be mixed with 0.546 L of the solvent C4H8O to make a solution that is 8.44 m
1 answer
593 views
If 750 mL of 0.893 M aqueous NaBr and 11.6 L of gaseous Cl2 measured at STP are reacted stoichiometrically according to the
3 answers
743 views
Based on the balanced equation C4H8S + 7O2 = 4CO2 + 4H2O + SO2 calculate the number of H2O molecules formed when 39 C4H8S
1 answer
711 views
In a diagram of circle, chords AB and CD
intersect at E. If AE = 3, EB = 4, CE = x, and ED = x - 4, what is the value of x?
1 answer
4,689 views
A population of wolves in a country is represented by the equation p(t)=80(0.98)^t, where t is the number of years since 1998.
3 answers
7,704 views
i need to write a 4 paragraph criteria essay on compare and contrast buddishm and hinduism on a 6th grade level
1 answer
579 views
one mountain is 5000 ft high and can be reached by cable car from another mountain 7000ft away
the other mountain is 3000ft high
1 answer
1,092 views
What is the expanded form for 417,058
2 answers
505 views
A cord connected at one end to a block which can slide on an inclined plane (incline 27 degrees) has its other end wrapped
2 answers
1,448 views
So this is the case: liquid methanol, CH3OH is being prepared to be poured into a beaker of water.
(THERE CAN BE MORE THAN ONE
2 answers
1,090 views
Many of the chemicals that affect the brain operate by
a. absoring neural impulses b. imitating or cancelling the effects of
2 answers
477 views
Some states have high school starting at 9th grade while some start only in 10th. so when are the kids ready for AP classes? is
2 answers
604 views
What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?
1 answer
555 views
What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?
2 answers
1,135 views
can someone help me solve this by completing the square
Asquared-4a+4=0
1 answer
406 views
can someone tell me what the due process is in government?
1 answer
405 views
can someone tell me a website to go to to look for pictures of genes
1 answer
505 views
is -.06006000600006 a rational or irrational number
2 answers
883 views
can someone tell me if this is an irrational or rational number
-155.233333333
3 answers
680 views
can someone tell me how far it is from st louis missouri to louisville kentucky
1 answer
936 views
can someone help me with this? find the next three terms?
-100, -40, -16, -6.4,......
2 answers
361 views
Can somebody help me? Find the common difference?
1/2, 1/3, 1/6, o
1 answer
344 views
I don't know what this is? Find the common difference?
1/2, 1/3, 1/6, 0
1 answer
498 views
can someone tell me what this is Find the pattern
1, 1/4,1/9, 1/16
1 answer
318 views
for a heavier interfacing, what is the material of the fabric? is it 40% nylon $60 percent cotton or something?
1 answer
537 views
im making a parka and when you take it off your head, i don't want it to flap.. i want it to stay open and int he shape of the
1 answer
397 views
What is the simple subject in this sentence?
His sister Jane encouraged him to explore.
3 answers
440 views
what is the similarites and differences between the terrestrial biomes and aquatic life zone
1 answer
1,005 views
I don't have any idea how to solve this. Could someone show me the steps in solving this word problem? I am at a loss!
Abus
0 answers
620 views
What is a PC?
"PC" can stand for several things. In our society right now, the most common references are these: Politically
0 answers
701 views
What is the role of rhetoric in influencing people's attitudes and beliefs? How can readers's distinguish between prejudicial
3 answers
1,238 views
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