Alexandria

This page lists questions and answers that were posted by visitors named Alexandria.

Questions

The following questions were asked by visitors named Alexandria.

A basketball is inflated in a garage at 25 degrees Celsius to a gauge pressure of 8.0 psi. Gauge pressure is the pressure above atmospheric pressure, which is 14.7 psi. The ball is used on the driveway at a temperature of -7 degrees celsius and feels flat...

18 years ago

Can you convert density to moles? I am given the density of a substance [0.789 g/mL] but I need to know the number of moles for the equation. You cannot convert density to moles, unless you also know the volume and the molecular formula. (density) * Volum...

18 years ago

I'm having trouble getting the right answer for a problem, I'm hoping that by posting my work someone can help me figure out where I've gone wrong. A two-liter soft drink bottle can withstand a pressure of 5 atm. Half a cup [approximately 120 mL) of ethyl...

18 years ago

the distance between any two bases on a baseball diamond is 90 feet.What is the best approximation for the direct distance from home plate to second base? A baseball diamond's four bases form a square with 90 foot sides. A right triangle is formed by home...

18 years ago

the question says to sketch the set of points in the complex plane determined by the follow. absvalue(z-(1-i))=1 this is my idea: absvalue(z-(1-i))= absvalue(z)-absvalue(1-i) absvalue(z)-sqrt(2)=1 absvalue(z)=1-sqrt(2) z=(1-sqrt(2))^2=1-2*sqrt(2)+2=3-2*sq...

18 years ago

Can someone check my algebra answers and help me with the problems I don't understand? 1. n^2-n-20/2n^2 times n^2+5n/n^2-25 answer: n+4/2n 2. (2x-6/21)/(5x-15/12) answer: 8/35 3. 5x-3/6 - x+3/6 answer: 2x/3-1 4. 5x/26 - 2x/13 answer: 1x/26 5. 3x^2/9x^5 an...

18 years ago

Does anyone have a Texas Instruments TI-83 calculator, or any other Texas Instruments Graphing Calculators? I am unsure how to graph inequalities with it. Could someone give me a basic guide of what buttons to press? Thanks!!!

16 years ago

I am so confused with the rules of exponents. I know them, but I have a hard time applying them because of all the steps. I was wondering if someone would be willing to answer these questions, because I am unsure if my answers are right. x to the third po...

16 years ago

I'm not sure if anyone saw my question yesterday, but here it is again. Even if you can only answer 1 or 2 of the questions, that is fine. I am so confused with the rules of exponents. I know them, but I have a hard time applying them because of all the s...

16 years ago

I'm having alot of trouble in chemistry. Currently were studying chemical equations and reactions. I would like to know if this is a single or double replacement reaction. 2Li + H2O ---> 2LiOH + H2

16 years ago

Use the definition of less than to show each of the following a. 2 < 4 b. 3 < 100 c. 0 < 3

15 years ago

Neglecting wind resistance,the height,h,in feet, of a sky diver,t,seconds after she junps from an airplane 1,648 above the ground is given by the formula h=-16ft square +1648. If a parachute opens 4.5 seconds after a sky diver leaves the airplane,about ho...

15 years ago

Consider the following chemical equation: NaOH (aq) + HCl (aq) ® NaCl (s) + H2O (l), the reactant NaOH?

14 years ago

2. what solution can you add to each of the following cation mixtures to precipitate one cation while keeping the other cation in sloution? write complete and net ionic equations for thr precipitation reactons that occur. a) sr+2 (aq) anf Hg+2 (aq) b) ca+...

14 years ago

If segment AB is a diameter, AB =10, and measure angle ABC =45, how far is segment BC from the center of circle O?

14 years ago

Members at a yoga school pay $8 per class plus a one-time $90 membership fee. Non-members pay $12 per class. How many classes would a member have to take to save money compared to taking classes as a non-member?

14 years ago

A hollow brass cylinder is weighed on a pan balance (kitchen scale) which read in kg. The scale reading is 5.56 kg. The brass cylinder is now removed from the scale and is replaced by a beaker of liquid density 1.56 * 10^3 kg/m^3; the scale now reads 17.5...

14 years ago

Temperature decreases (gets colder) resonant frequencies decreases.. WHY?

14 years ago

You have two beakers, one filled to the 100-mL mark with sugar (the sugar has a mass of 180.0 g) and the other filled to the 100-mL mark with water (the water has a mass of 100.0 g). You pour all the sugar and all the water together in a bigger beaker unt...

14 years ago

A ball is thrown horizontally from a height of 19.17 m and hits the ground with a speed that is 4.0 times its initial speed. What was the initial speed?

14 years ago

If ON=8x-8, LM=7x+4, NM=x-5, and OL=3y-6, find the values of x and y for which LMNO must be a parallelogram. {O is on the left, N is on top right, L is on bottom left and M is on bottom right} Thank You :)

13 years ago

If you mix 10 mL of 6 M HCl (aq) and 10 mL of 3M NaOH, will the solution be acidic, neutral, or base?

12 years ago

If you mix 10 mL of 6M HCl (aq) and 2o mL of 3M NaOH, will the solution be acidic, neutral, or basic?

12 years ago

The main purpose of the rising action in a short story is to A- give background information about the characters. B- describe the highest action, or turning point, of the story. C- build interest and suspense. D- answer the reader's questions. My choice i...

11 years ago

In Langston Hughes's short story "Gumption," of which kind of narration is the following sentence an example: "'You can't live on gumption,' I said, trying to be practical”? A- third-person omniscient B- second-person C- third-person limited D- first-pers...

11 years ago

Which best describes the conflict and resolution in "The Glass of Milk"? A- The boy is in conflict with the sailors; he resolves the conflict by leaving his ship. B- The boy is in conflict with the woman at the milk bar; he resolves the conflict by forget...

11 years ago

Which atoms are in all carbohydrates? A- carbon, phosphorus, oxygen B- carbon, nitrogen, oxygen C- carbon, hydrogen, oxygen D- carbon, hydrogen, nitrogen My choice is C. Which type of macromolecule is the sugar fructose? A- protein B- lipid C- carbohydrat...

10 years ago

Which statement best explains how the structure of a starch molecule relates to its function? A- A branching structure makes the molecule stronger. B- A branching structure has more chemical bonds than an unbranched structure. C- A branching structure pro...

10 years ago

15 <_ -k/4 -9 I am confused how to solve this problem. Thanks

10 years ago

Winona needs to average 5.8 points from 14 judges to win the competition. The mean score of 13 judges was 5.9. What is the lowest score she can receive from the fourteenth judge and still win? I have no idea. Please help. Thanks

10 years ago

1. The sum of the ages of two brothers is 46. The younger brother is 10 more than a third of the older brother's age. How old is the younger brother? 2. You have 59 total coins for a total of $12.05. You only have quarters and dimes. How many of each coin...

10 years ago

It's asking me to use a grid and lengths of line segments to give a geometric argument but I'm not sure what that means or looks like.

9 years ago

Draw the graph of Y=Sinx for 0 degrees less than or equal to x less than or equal to 360 degrees State the axis of symmetry period amplitude

9 years ago

"By the rude bridge that arched the flood, Their flag to April's breeze unfurled, Here once the embattled farmers stood, And fired the shot heard round the world." These lines are from a hymn written by Ralph Waldo Emerson in 1837. To what do the lines re...

9 years ago

An elephant applies a force of 5000 N through a rope on a bundle of wood logs and moves them through a displacement of 250 m. The rope makes an angle of 28 degrees with the horizontal ground. a. calculate the work done by the elephant in moving the load b...

7 years ago

So, I'm not asking for answers at all. That's wrong. But, I am asking for help with this question. I keep going and rereading all the needed information I'm provided on Connexus but I still don't understand this. Maybe I'm just dumb and need to start rere...

7 years ago

Which number can be inserted in the parentheses to make the statement true? -3 1/4 > ( ) A. -3 B. 2 1/2 C. -1 1/2 D. -5 1/3 I think it'd be -5 1/3 because when you're in the negatives the smaller number (Like -3 1/4 in this case) is actually bigger. And s...

7 years ago

what is the common denominator of 1/4 and 2/3?

4 years ago

which important roles did american women take during the revolution?

3 years ago

Which of the following are evidence that one civilization had a large influence on both the Maya and the Aztec? Select all that apply. A)the domestication of llamas as pack animals B)the presence of shell artifacts in each civilization C)the use of a cale...

3 years ago

Answers

The following answers were posted by visitors named Alexandria.

Because they were not mass-produced. There were not as many brands, just Fords, so there was less competition for lower prices.

16 years ago

Generalization ideas: All toys made in China contain lead. Mac computers are better than any others. Listening to music loud damages people's hearing. Private schools are better than public schools. All celebrities will become drug addicts. Politicians ar...

14 years ago

Not sure but that's how the question goes.

14 years ago

It's ok thank you anyway

14 years ago

I think it would be; density difference: 8.47 * 10^3 kg/m^3 - 1.56 * 10^3 kg/m^3 = 6.91kg/m^3 Change in weight we have 28.28-17.50= 10.78kg mass/density=volume 10.78/6.91=1.56

14 years ago

Thank you so much!

14 years ago

The question goes like this: The original air-filled apparatus now suffers a temp decrease of 40 degrees C, do the resonant frequencies decrease of increase? Give your reasoning

14 years ago

wow I have the same assignment. How the hell am I supposed to know how much "pirate talk" they want??? I'm tempted to do the whole entry in "'yer be scurvy ridd'n, land-lubbing dogs!" format >_> Good luck to my teacher on reading my 18 sentence long journ...

13 years ago

What is the general form of the equation of the line shown?

12 years ago

Thank you bobpursley, and thank you Ms. Sue!!

11 years ago

Thank you!! :)

11 years ago

Okay, thank you!! I will look back over the last one and check back over my notes and story.

11 years ago

Thank you so much! :)

10 years ago

My answer is 96 <_ -k

10 years ago

I re did the problem and got -d>_ 20

10 years ago

i got 30104, this is still not any of the answer choices....

my second answer that i thought it was is A

9 years ago

think you

9 years ago

which on is it D or C

8 years ago

D. Magma that is low in Silica••

8 years ago

30+2x=100

8 years ago

It was nice gnawing you and ya' know u guys can just look up the answers on google....

8 years ago

r cos(angular displacement) =i r sin(angular displacement) =j 3.15m * cos(9.10 rad) = -2.98 3.15m * sin(9.10 rad) = 1.01 (-2.98i+1.01j)m

8 years ago

For you people late, (Like me) here are the answers. By the way, I just took the quick check, it's about the word, not the letter. 1. Northeast 2. Ellis Island 3. Providence is a major producer of wheat and other grains. This also isn't cheating, you're a...

7 years ago

Ms. Sue, I've seen you say "You're on your own now." to other students who are looking for HELP. You can't just tell a student to not post this question again. They need help, and are looking for help. I'm not trying to come off as rude, but maybe you cou...

7 years ago

I would think that Gregor would be calm, not hysterical.

Oh, jeez. I completely skipped over one paragraph in here! I'm sorry! It'd be fearful, not calm.

7 years ago

I mean, I like bugs, so.. You can't put me in that position. I wouldn't mind it. I'd probably be calm.

7 years ago

I'm so sorry. ;-; I should've reread it so I knew exactly what everything was.

7 years ago

I mean, I'd think so. I'm pretty sure that a colon is another way of making a pause or something close to that.

7 years ago

So, if it were on a number line it'd go -5 1/3, -3 1/4, 2 1/2?

7 years ago

Still working here in march 2020 Thank You So Much!!!

5 years ago

A is your answer

5 years ago

for the 2020 connections students Unit 2 lesson 12 Honors Geometry 1) C 2) B 3) C 4) B 5) A 6) A 7) C 8) B 9) C 10) A You have to answer 11,12, and 13 on your own and I'm not 100% sue if they are right

5 years ago

you are suposidly a teacher. YOU COULD HELP

5 years ago

2020 Echoes from the past unit test 1 D 2 C 3 B 4 D 5 A 6 F 7 C 8 H 9 D 10 C 11 A 12 A 13 A 14 B 15 C 16 A 17 C 18 B 19 C Last one you have to answer yourself if you want a decent grade

5 years ago

the park ranger stocks the children's fishing pond keeping ratio of 4 sunfish to 3 perch. if he puts 300 sunfish into the pond how many perch should be put into the pond?

4 years ago

y’= m (the slope) of the tangent line y' = -3sin(3x) so, at x=π/4, y = -3sin(3π/4) = -3(√2/2) Then plug that into point slope formula: y-y1 = m (x-x1) y-(-√2/2)= 3√2/2 (x- π/4) I believe Steve’s work is right except that sin (3π/4)= √2/2, not 1/2

4 years ago

can yall explain what ur doing step by step in simpler terms

3 years ago