Posts by lalala

Total # Posts: 39

1. Algebra

Dhey is 8 years older than Marl. The sum of their ages is 46. How old is Dhey?
2. biology 30

suppose that sample of beef broth initially contains 16 bacterial cells. after 4.0 h, there are 1.6 x 106 bacterial cells in the sample. calculate the growth rate of the bacterial population for the given time interval. (record your answer in scientific notation: x x 10n )
3. Health and Physical Education

She is right 100% thanks
4. Language Arts, can anyone check?

What is the right one

ty bbg!
6. Art

IDK is 100% right Got a 10/10 100%

Hh
8. chemistry

0.1 mol of an organic acid is added to 600 ml of 0.5M KOH solution. The resulting basic solution can be neutralized by 200 ml of 0.5 M HCl solution. Which acid is ot?

winter wonder land is correct!!!!!!!!1
10. algebra

Statistical information for a data set is given. • The mean is 18.1 • The z-score for 13.0 is -1.7 What is the standard deviation for this data set? f 3.4 g 1.7 h 5.1 j 3.0
11. physics

A truck of mass 1.0 tonne moving at 4.0 m/s catches up and collides with a truck of mass 2.0 tonne moving at 3.0m/s in the same direction. The trucks become coupled together. Calculate their common velocity
12. AP Calculus

Find an equation of the tangent line to the graph of f at the given point. f(x)=27/(x^2+9) (-3,3/2) I got y=x/2+3, but I don't think its right.. please help!
13. Math

If triangle ABC is similar to triangle DEF and the scale factor is 1:2 correspondingly, what is the measure of angle D is the measure of angle A is 45 degrees? Explain how you determined the measure of angle D.
14. physics

You measure a quantity, say A, and it has a 1% uncertainty. If you calculate the value of 100A, its uncertainty will be a. 100% b. 10% c. 1% d. Need more information since it depends on what A is.

company operates two plants which manufacture the same item and whose total cost functions are C_1=9.5+0.04q_1^(2)and C_2=3.4+0.06q_2^(2), where q_1 and q_2 are the quantities produced by each plant. The total quantity demanded, q=q_1+q_2 , is related to the price, p , by p=30...
16. physics

I have the same problem!! I'm not sure but I think you would multiply 23 times -.33 to find how much the speed is changing in 23 seconds. That is -7.59 so therefore the speed, over any 23 seconds is decreasing 7.59 meters per second. Then I subtracted 7.59 m/s from 18 m/s ...
17. english

so apparently my comparison is suppose to be written in formal and not in first person. so my first sentence is not right.how can i rephrase "Miley Cyrus song "The climb" is not only one of my favourite songs, but so it Katy Perry's song"firework? or ...
18. english

how do you explain kayy perry's metaphor: " do you ever feel alreay buried deep?" in her song fireworks.
19. kite runner

What does it mean to be Hazara, Shi'a muslim, afghanistan's majority group? Who, in the story thus far, is hazara? the sparknotes not really working out for me
20. kite runner

can someone help me answer in point form for these questions 1) describe Hassan physically? what is a cleft lip? 2) describe him by his relationship with amir? 3) what was his first word? why is that important? 4) how did he come into amir's life?
21. english

at school i am reaing the kite runner as the class novel. i have one comprehension question im notsure how to answer. can somebody help me. the question is: the novel begins with a flashback. what do you think is its purpose? what do you learn about the narrator? i no part of ...
22. english help asap

this is my intro to my comparison essay, but i feel like there should be something extra before "an analysis..." but i don't know what i should write. this is what i have so far: Miley Cyrus song “The Climb” is not only one of my favourite songs, but so...
23. english

for my comparison essay i have finish the conclusion paragraph. can someone edit it or improve it if possible. also do anybody know how i could conclude my essay. here the paragraph: Miley Cyrus’s argument for how every person is an individual is more compelling than Katy...
24. english

for my comparason essay. now that i have finished every paragraph except the conclusion paragraph. so far i got: Miley Cyrus’s argument for how every person is an individual is more compelling than Katy Perry’s argument to just express your self. The message reminds ...
25. english

my comparison essay introduction paragraph. can someone help me think of what to wrtie before the "an analysis...." i just need a general idea of what to write because im stuck. here the intro: Miley Cyrus song “The Climb” is not only one of my favourite ...
26. english

for my comparison essay i am analysis of the 2nd device for katy perry song fireworks.. i need help explaining this line into details. could somebody give me like at least 1-2 sentence explaining it. the device im using is imagery and the line is:“After a hurricane comes ...
27. english

do anyone know where i could get information on roles and experiences of women in afghanistan (under Taliban rule) - position in society (economy, politics, religion). also from a reliable website and i am able to reference on my work cited list
28. english

for my comparison essay i am analysis of the 2nd device for katy perry song fireworks.. i need help explaining this line into details. could somebody give me like at least 1-2 sentence explaining it. this is what i got so far: Perry then uses imagery when she stated that “...
29. English

I am writing a comparison essay how Miley cyrus song the climb argument is better than katy perry fireworks. I need help finishing my conclusion. my thesis restated is: Miley Cyrus's argument for how every person is an individual is more compelling than Katy Perry's ...
30. natural disasters

i need a creqative way to memorize this things for my upcoming test next week. 1)plates tetonics 2)shockwaves after earthquakes 3)tsunami 4)volcanoes
31. English

Iam writing a comparison essay between katy perry fireworks and the climb by miley cyrus. I need help starting off a good introduction. Thesis statment:An analysis of he literacy devices in katy perry"fireworks" and miley cyrus"the climb" reveals Miley ...
32. English

I am writing a comparison essay between katy's perry "Fireworks" and "The Climb" by Miley Cyrus. Can somebody help me start with 2 sentences for a strong introduction
33. algebra 1

stfu ms sue if we woulda solved the damn math we wouldnt be on here. sh.
34. physics

Equations you will need: Q = mc deltaT e = 1 - (Qc/Qh) The first thing you need to realize is that when you're calculating Q it's Qc, because that is the heat going into the water and therefore out of the power station. So then you can plug that into e = 1- (Qc/Qh) and...
35. chem

I need to find the calorimeter constant for this experiment. Mass of nested cups (two cups inside one another): 3.04 g Mass of single cups: 1.51 g 75 mL of cold water goes into nested cup: 76.045 g and the temp. remained constant at 23.0 75 ml of warm water into single cup: ...

in the butt
37. chemistry, plz check work

by any chance, are you taking chem 125 at calpoly? because my take-home quiz has the same exact question on it. anyways, the problem is that you need to use the molarity and not the moles. instead of having 2 mol for your initial concentrations, it needs to be 0.4M (2.00 mol/5...
38. Poem: A Voice by Pat Mora

i don't understand this stupid poem
39. the big idea of energy

we did the journey of a cheese sandwich ...