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Posts by KENDRA

Total # Posts: 254

algebra 2
the sum of 3 consecutive intergers is 90. find the largest interger if x is the smallest interger

Chemistry
When mixing 10m/L of 6 M HCl (diluted with 10 mL of water) with 0.1 g of Mg, how many moles of H2 are created and how many moles of Mg are reactant? I understand I must use n=(PV)/(RT) to find H2, since it is a gas, but the constant R is still confusing to me and I cannot ...

math
Travis is 2121 years older than his sister Michelle. In 99 years, he will be twice as old as Michelle. How old is each of them now?

math
One day during flu season, 1/3 of the students in a class were out sick, and only 24 students were left. How many students are in the class?

Literature
Thank you so much!

Literature
Is it c?

Literature
Help Ms. Sue

Literature
PART A: What is Asimov's main idea in this essay? (Science an the sense of wonder) A- space is best appreciated through poetry B- poetry and science can work together****** C- the universe is more than beauty D- scientific knowledge is always advancing Help please!

Us history
the sugar act was a new tax on molasses but actually lowered an earlier text what were the colonists doing in response to the earlier text that the sugar act try to stop? A.) Declaring independence from Britain B.) Paying only a portion of it C.) Holding protests and riots D...

Science
I need help finding two examples of natural social systems

Math
Kendra has 5.5 pounds of popcorn and wants to package it equally in 50 bags. How can she use place-value reasoning to find the amount of popcorn to put in each bag?

Math
In high school, I played soft ball. I hit the ball into the air with an upward velocity of 35 ft. The equation that gives the height (h) of the ball at any time (t) is: h(t)= -15t2 + 35ft + 1.0. What is the y-coordinate of the vertex? Use: x=-b/2a

Algebra
small medium at large

Algebra 1
Find the numbers whose sum is 15, if twice the first number minus the second number equals 6.

math
90+90=180

Calculus
Let f(t)=(1)/(t) Find a value of t such that the average rate of change of f(t) from 1 to t equals 14. t= ____

math
x=13

Math
There are 40 yellow and blue marbles in a bag. There are 4 times as many blue marbles as yellow marbles. How many yellow marbles are there? 5 How many blue marbles are there? 35

College Algebra
An executive invests $26,000, some at 8% and some at 6% annual interest. If he receives an annual return of $1,800, how much is invested at each rate?

Physics
-0.025

Physics
Ball A is thrown upward from the top of a building and takes 12 s to hit the ground. Ball B is thrown downward with the same speed as Ball A and takes 7 s to hit the ground. How long does it take for ball A to reach it peak?

Biology
The answer is B

ss
I am with Anna this link didn't help AT ALL!

Math check please
Nevermind I got them all correct

Math check please
1. Solve the system of equations y=2x^2-3 y=3x-1 a)no solution b)(-1/2,5),(2,-5/2) c)(-1/2,-5/2),(2,5)**** d)(1/2,5/2),(2,5) 2. How many real number solutions are there to the equation 0=-3x^2+x-4? a)0 ***** b)1 c)2 d)3 3.solve the equation by completing the square. if ...

English
So would you mind looking at my previous post on this and letting me know if I was right the first time?

English
First off there are two of us here trying to do this romeo and Juliet thing! In the same house so sorry you feel you have been speaking to one person and secondly I did give my answer to these questions twice in fact! But I am confused on what the correct response is seeing ...

English
8. What can readers infer from the following quote from Act V, Scene 3 of Romeo and Juliet? Romeo: O, be gone! By heaven, I love thee better than myself; For I come hither arm’d against myself: Stay not, be gone;--live, and hereafter say, A madman’s mercy bid thee ...

Social studies
I think it is too

Math help and check
Oh ok thank you! I appreciate it so much!!

Math help and check
Which kind of function best models the set of data points (–1, 22), (0, 6), (1, –10), (2, –26), and (3, –42)? linear **** quadratic exponential none of the above 2. Which kind of function best models the set of data points (–3, 18), (–2, 6), (&#...

English check
OK Well Thanks for the help!

Math
THANK YOU!!!!!!!!!!!!!!!

Statistics
The grades in the final exam of a random sample of 25 students produce a standard deviation, s = 9.5. a) Construct a 90% confidence interval estimate for the population variance, . b) Can we infer at 10% level of significance that the population variance is significantly ...

Math
Round to the nearest hundredths 23.456

Statistics
4. The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. For each of the following problems: (a) draw a rough sketch, darkening in the ...

physics
Calculate the potential energy of a 9.00 g bullet traveling 4.00 m above the ground at 50.0 m/s with respect to the ground

Math
A box manufacturer wants to produce an open box for which the volume is 2 cubic meters and the length is twice the width. What actual dimensions of he box will require the least amount of material? Work: V = 2m^3 2m^3 = (w)*(2w)*(h) Possible dimensions: length width height ...

Math
What is the amount of interest on the loan? $ b. What is the maturity value of the loan? $ c. What is the maturity date of the loan? Enter the full name of the month.

algebra
Perform the indicated operation. x/2+y/3-z/4

PHI 208 Week 3 Reading Quiz
Milton Friedman observes that if the same argument that advocates of corporate social responsibility say should be brought to corporate shareholders is instead brought before union members, the logical bankruptcy of the argument would be clearly evident because: both A and B.

chemistry
How many grams of calcium carbonate are required to prepare 50.0 grams of calcium oxide? CaCO3-> CaO + CO2

math
original price---x [1/2]x-6=88 x/2=94 x=188

Algebra, help needed
23

government
common good

government
According to John Locke, citizens give up some personal liberty as part of their _________________________ with government

government
don't have a book. I don't have a guess this question confuses me

government
don't have any choices

government
The _________________________ created new religious systems that were not bound to the government.

government
A(n) _________________________ differs from a direct democracy in that only a small number of elected representatives actually vote on a specific issue.

goverment
America’s founders envisioned a _________________________ that was closer to the government of ancient Athens than to the political system found in America today

goverment
Forming a strong political _________________________ without forming an equally sound understanding of politics could lead to making unwise choices in the voting booth.

CHEMISTRY Homework Assignment
Hi I noticed someone else put this question up, but I am having a hard time with this one. I HAVE NO IDEA WHAT TO DO. What will be the products of the electrolysis of an aqueous solution of zirconium iodide (ZrI4)? (The electrodes themselves are platinum.)

CHEMISTRY Homework
Hey I think that we have the same professor! I am having trouble with this problem as well.

trig
A slide is attached to the side of a tree house. The height of the tree house is 6 less than double the distance from the baswe of the tree to the base of the slide. The length of the slide is 3 more than the height of the tree house. Find the length of the slide.

Art Appreciation
Compare Raphael's School of Athens with Veronese's Christ in the House of Levi. How did each work reflect the environments of Rome or Venice?

Englishh
if my quote is exactly 4 lines do i have to indent it using MLA formatting an citations

Calculus
What is the connection between improper integrals, Riemann sums, and the integral test?

math/calculus
when approximating the value of transcendental functions, why are some centers more useful than others?

Chemistry
are molar heat of vaporization and heat of vaporization the same thing?

Chemistry
are molar heat of vaporization and heat of vaporization the same thing?

Chemistry
what is the magnitude and sign of the molar heat of vaporization of butane

Chemistry
it takes 37.50 mL of 0.152 M sodium chromate to titrate 25.00 mL of silver nitrate. what is the molarity of the silver nitrate solution

Writing
What is another way I could say "home"? I am trying to use the word to describe a place where someone feels comfortable and at ease and in place but the word home sounds awkward.

Calculus
solve for x e^(2x+3) -7=0 ln(5-2x)=-3

math-algebra 2
What are the solutions of the quadratic equation? 2x2 – 16x + 32 = 0

history
during the colonial 1580-1776 which physical feature presented the greatest obstacle to colo nists who wanted to move westward

math
8 divided by 4 over 9

Spanish
True or False? Hospitals only perform surgeries.

Growth and phsical development
can anyone help me out i have an assingment and need to identify growth and physical charateristics identifed and them also in action

Computers
For each order, display the Company Name, City, and the Country for the customer who placed the order.

Polynomials and quadratic application
thank you so much, such a life saver

Polynomials and quadratic application
Suppose I want a garden with 400 square feet. Write an equation that can be used to find the values for x that will result in that area.

Polynomials and quadratic application
thank you

Polynomials and quadratic application
I want to make a rectangular garden by fencing in a area on the back of my house. Three sides of the rectangle will be fencing; the fourth side will be the side of the house. I have 60 feet of fence. What dimensions should I make the rectangle so that I have the largest ...

chemistry
It was 15.9psi so my answer will be a little different. thanks for your help!

chemistry
6.3mm

chemistry
ok so i have 1.08atm(3L)=nR(303.2k) then what do i do?

chemistry
0.82g of an unknown gass is at 30 degrees C in 3L container at a pressure of 15.9psi. What is the molecular weight of the unknown gas?

chemistry
ok thanks!

chemistry
0.71 M

chemistry
31.0mL sample of LiOH, concentration unknown, is titrated with .52 M HCl. It takes 42.9 ml of HCl to reach the endpoint. What is the concentration of the base?

chemistry
ok thanks!

chemistry
0.4905 M

chemistry
.04905 M

chemistry
N2+2H2=N2H4 What is the concentration of H2 at equalibrium when (N2)=.033 and (N2H2)= .042 M? Keq=5.29

math
Mia gave 1/3 of her 24 marbles to david. How many did david get?

math
mia gave 1/3 of her 24 marbles to david how many did david get?

Math
He drove 66666666 miles....🙂🙂🙂🙂

calculus
use differentials to approximate the value of the squareroot of 4.3

calculus
What is caluculous

Algebra 2
Okay so I need help with basically how to find the domain, range, and how to solve if it says Find the value of f(3). Let the f function be defined by f(x) = the square root of x + 1 for -1 is less than or equal to x less than or equal to 3. And 4 - x for 3 is less than x less...

Science
What are deep currents and how do they form?

math 2nd grade
trie dividing 1 divided by 8 and then one divided by 4 :)

Physical Science: PLEASE HELP!!!!!
A wooden raft 3 m long x 2 m wide x 20 cm thick floats on a freshwater lake. A) Determine the buoyant force? B) If the raft itself has a mass of 600 kg, how many 65-kg people could it support?

College Personal Finance
Annual interest of 6.0% paid if balance exceeds $900, $12 monthly fee if account falls below minimum balance, average monthly balance $1,135, account falls below $900 during 2 months. Round the answer to the nearest cent.

accounting
where on a t account would I post completed a consulting engagement and received cash of 7800

physics
what is the force of gravity on a mass of o.5kg hanging by a string in a beaker of water

factors math
The gcf(a,b) = 495 and lcm( a,b) =31,185 Find possible values of a and b if a is divisible by 35 and b is divisible by 81.

math
The gcf(a,b) = 495 and lcm( a,b) =31,185 Find possible values of a and b if a is divisible by 35 and b is divisible by 81.

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