# Posts by lalala

Total # Posts: 37

**Algebra**

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

**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 )

**Language Arts, can anyone check?**

What is the right one

**Art**

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

**Science**

Hh

**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?

**Math( PLease help Ms. Sue)**

winter wonder land is correct!!!!!!!!1

**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

**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

**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!

**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.

**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.

**calculus urgent help please!**

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...

**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 ...

**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 ...

**english**

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

**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

**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?

**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 ...

**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...

**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...

**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 ...

**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 ...

**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 ...

**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

**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 “...

**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 ...

**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

**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 ...

**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

**algebra 1**

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

**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...

**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: ...

**chemistry**

in the butt

**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...

**Poem: A Voice by Pat Mora**

i don't understand this stupid poem

**the big idea of energy**

we did the journey of a cheese sandwich ...