Posts by ANONYMOUS

Total # Posts: 116,353

chemistry
Evaluate the statement. Bromine (Br) is a halogen. Given the information in the statement, what can be inferred as true about bromine? bromine tends to form covalent bonds when in a chemical reaction with metals bromine has seven electrons and seven protons bromine does not ...

Mathematics
If the sum of 3th and 8th terms of an A.p is 7 and the sum of 7th and 14th term is -3,find the 10th term .

Math
The perimeter of the rectangle playing field is 342 yards balance of the bill is 9 yards less than triple the way what are the dimensions of the playing field

Biology
The building blocks of protien are called

Math
Ohh thank you Just one question, why did you put times 1 with the equation?

Math
Write a mathematical expression to represent this situation. Then find the value of the expression to solve the problem. You play a game where your score -6 points on the first turns and one each of the next 3 turns. What is your score after those 4 turns?

Math
A continuous function f has domain of all real numbers. If f(-1) = 5 and f(1) = -5, explain why function f must have at least one zero in the interval [-1, 1]

Science
Ethics would be the answer , but then agin epending on wht your being tught I could be wrong

Science
Are you discussing ethics in class?

Math
no try thinking 5555 the 5 on the right is 5 the next one left is 50 the next one is 500 the next one is 5,000 a thousand times the one three places to he right

Math
Ohh thank you for understanding my problem because I was really confused! The answer to your question is that my debt would not be $80. Am í right?

Math
This might be too easy for people but I am confused so I need help Why does 4(-20) equal -80? I thought it equal just 80 Since í thought a positive times a negative would become a positive?

Physics 1 - Normal Force
iahd

Financial Mgt
How is estimates, benchmarking, and variance analysis used in financial management for health care mgrs? how is it compared in finical management?

Social Studies
Lol

English
Grendel's ancestors were banished to the slime because A. Were monsters B. We're descendants of Cain C. Opposed the lords will D. Had disturbed hrothgars brother

Physics 1 Collision Math
Mass A, 2.0kg , is moving with an initial velocity of 7 m/s in the +x-direction, and it collides with mass B,4.0kg , initially moving in the +x-direction. After the collision, the two objects stick together and move as one. What is the change in kinetic energy of the system as...

Chemestry
idk please help

Physics
12

Math
There are 28 boys and 14 girls.what fraction of pupils are girls

Math
There are 28 boys and 14 girls.what fraction of pupils are girls

College Algebra
Determine whether the equation defines y as a function of x y=1/x

Biology
1)why dose h20 have such attractive forces? 2) H2o effortless ability to _____ ______ with other matter - what two answers would complete this statement?

Algebra
Simplify the radical expression. Where appropriate, use absolute values. ?x20 y2 z10

Algebra
Add or subtract. Assume all variables represent non-negative real numbers. 13?128 + 6?169 - 7?121 - 11?162

College Algebra
A grocery store reduced the price of a loaf of bread from $3.30 to $3.25. Find the percent change (discount rate). Round to the nearest tenth of a percent.

AP Physics - collisions?
Two steel balls collide and bounce apart in an isolated system. If the final kinetic energy is less than the initial kinetic energy, what of the following is true? a) Momentum is conserved in this elastic collision incorrect b) Momentum is not conserved in this elastic ...

Algebra
A grocery store reduced the price of a loaf of bread from $3.30 to $3.25. Find the percent change (discount rate). Round to the nearest tenth of a percent.

Algebra
interest per year = 1650/5 = 330 100 * (330/11000) = ???

Algebra
Hilaria borrwoed $11000 from her grandfather to pay for college. Five years later, she paid him back the $11000 plus $1650 interest. What was the rate of simple interest?

algebra
8 = .34 f so f = 8/.34

College Algebra
n-1 + n + n+1 = -99 3 n =-99 n = -33 -34 -33 -32

College Algebra
The sum of two numbers is 10. One number is five less than twice the other. Find the two numbers.

english
A reader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the

Algebra
Two boxes are stacked one on top of the other. One box is 5 feet 7 inches tall, one is 2 feet 9 inches tall, How high is the stack? Write your answer in feet and inches. Use a number less than 12 for inches.

Maths
In a group of 120 pupils, 80 can play guitar only and 25 can play piano only. How many pupils can play both instruments if there are 3 pupils who can play neither?

Math
hi

Algebra
Graph the elevation of the java trench in miles

Algebra
Graph the elevation of the java trench in miles

Science
I'm doing an assignment and one of the questions is explain the reaction using the Big Idea of Energy. I don't know how to answer it please help!

science
I'm doing an assignment on burning magnesium and one of the questions is explain the reaction using the Big Idea of Energy. What does this mean?

Algebra
The larger of the two is 1 less than 3 times the smaller number . If twice the smaller number is increased by the larger number, the result is 18 more than the larger number. Find both numbers

Health and public communications
why the top hospitals?

Health and public communications
Do you think that health care delivery in the US has been a success or a failure? I think its not true

Math
Thank you, God bless you two!!!

Math
Thank you, God bless you two!!!

Math
What does 1.8e-5 mean or stand for?

chemistry
Which of the following statements about alkali metals is true? alkali metals have full valence shells alkali metals form 1- cations alkali metals are very reactive alkali metals form 2- cations please help

AP Physics- Impulse
A tennis ball traveling at 25 m/s has a mass of 58.5 g and bounces off a wall with a speed of 22.5 m/s. The impact took 3.33 ms. What is the magnitude of the average force exerted by the wall on the tennis ball? I want to solve for acceleration to plug into F = ma, but the ...

chemistry
how is hydrogen both beneficial and detrimental on the human body. please help

Ed Tech
C. hope this helps

Math
Solve for y: 5^(-4y)= 3 I know y=-.17 but I am confused on what steps I take.

math
the radius of the base of a cylindrical oil can is 4m. Find its height if it can contain 1408 kilolitres of oil

math
if mPTQ = 3y - 10 and mQTR = y, find y so that PTR is a right angle.

math
Write a pythagorean triplet whose smallest number is 6

Math- algebra
Evaluate: -20+-10=? 200 -200 2 -2 Evaluate: -12x3=? 36 -36*** 4 -4 What is the solution of 87 + (-96)? 183 -183 9 -9*** What is the solution to 204+(-36) 240*** -240 169 -168

chemistry
Examples of materials or substances that can be both beneficial and detrimental at the same time. Give two examples. please help

Math
Ohh ok, thank you!

Math
What is the solution to the nearest tenth to the equation below? -3x -14 less than or equal to -5 * sorry if í wrote the question weird but í couldn't do some equation signs* A. X less than or equal to -3 B. X less than or equal to 3 C. X greater than or ...

Physics - conservation of momentum
Thank you!

Physics - conservation of momentum
Lee Majors, a professional stuntman, is preparing to run off a dock and dive into a large kayak. The stuntman has a mass of 80.8 kg and the kayak has a mass of 29.9 kg. If Lee dives horizontally with a velocity of 5.50 m/s, what is his velocity immediately after he jumps into ...

algebra
At the mall, Leona bought a T- shirt and a book for a total of $23. The book cost $12. How much did the T-shirt cost? (a) What is the unknown information? (b) Let x represent the unknown information. Write an additionequation that models theproblem (c) Solve the Equation (d) ...

civics
yes

civics
conference committee if the house rejects any changes made by senate it goes to a conferences committee which is comprised of member from both the house and the senate . they work out a compromise

math
i understand most of this, but I'm a bit confused on this part: h = 2L/3 so L = 31 - h how did you get this?

math
Billy is framing a picture with a rectangular frame. The frame has a perimeter of 62 inches. The height of the frame is 2?3 times the length. Find the dimensions of the rectangle. a. Define the variable(s) b. Write an equation to represent the situation. c. Solve. im stuck on ...

Statistics
1 2 3 4 5 6 1 3 times 2 4 times 3 2 times 4 3 times 5 2 ties 6 2 time check, add dots = 16 ? yes

SCuenca
In general, what would a scientist do after forming a testable questions

AP Physics 1 Momentum
Thanks! The answer was all my original selections plus choice d). :)

AP Physics 1 Momentum
I have a select-multiple question, and I am not sure about everything and I only get one try in my online class...would really appreciate if you could please explain which to select: What is true about momentum value? a)When you muliply mass (a scalar) by velocity (a vector), ...

chemistry
Examine the three listed elements of Group 13. boron (B), aluminum (Al), gallium (Ga) If boron has two energy levels, then how many energy levels do the other two elements have? Aluminum has three energy levels, and gallium has four energy levels. Aluminum has four energy ...

Algbra
Find rhe effective rate of interest on a 12,000, 120-day, 12% discounted.

research topic
okay sounds good, then I have to utilize articles to critique it

research topic
blended families and affect on children health

research topic
so how exactly can I narrow it

research topic
So how can I narrow it down to perhaps Blended Families and the family structure

research topic
Is the topic Blended Families and children too narrow or broad to research

Grammar and Composition
I walked my dog,Spot. What is the special noun in this sentence? a. I b.dog c.my d.Spot My Answer is: d.Spot

Math Help, Check My Answers Please
thats wrong it is true

English
One of the chairs are broken

chemistry
What kinds of elements form covalent bonds? What kinds of elements form ionic bonds? explain please help

algebra
If you have $23 and you spend $6 on a sandwich, drink, and chips, what fraction of your money did you spend?

College Algebra
.07*32 =ounces of salt = 2.24 so we have 29.76 ounces of water so 2.24 = .08(water + salt) 2.24 = .08 (water + 2.24) 2.24 = .08 water + .18 2.06 = .08*water water = 25.75 so water removed = 29.76-25.75 about 4 oz

World History
c

math
5

Math
Justin has 7 CDs that he is going to give away. He lets his best friend choose 2 of the 7 CDs. How many different groups of 2 CDs are possible?

physics
change in momentum = 1 kg * 10 m/s that is the impulse average speed during stop = 5 m/s distance = 5 m/s * t = .1 m so t = 0.5 seconds a = change in speed/time 10/.5 = 20 m/s^2

physics
a hammervweighing 1kg moving with the speed of 10m/s strikes the head of the nail driving it 10cm into a wall. neglecting the mass of the nail calculate the acceleration during impact and the time interval during impact and the impulse

Algerbra
Maggie's brother is 3 years younger than twice her age. The sum of their age is 24. How old is Maggie?

physics with algebra
(3.1*10^4)^2 = 9.6*10^8 3.1^2 ----> 9.6 to two significant figs but it might have been 3.05^2 ----> 9.3 or maybe 3.1499999999...^2 ---> 9.9 so 9.6 + or - .3 * 10*8

English
Is it correct to say "A deterioration in my grandfather's health and memory has just begun"?. Or is it began?

Health care
C?

Health care
The annual list of the OIG's planned projects for sampling billing in various settings (such as hospitals, doctor's offices, and long-term care facilities) to check for potential fraud is called the A. triggered review. B. OIG Work Plan. C. Deficit Reduction Act. D. ...

Health care
of the following is the coding system that was set up to describe specific products, supplies, and equipment that are used in medical practices, but that aren't listed in CPT? A. The ABC Code Set B. The National Drug Code C. CDT-4 D. HCPCS D

Physics - pendulum negative work
It is the potential energy lost, m g h

Health Care
The agency of the federal government that combats fraud and abuse in health insurance and health care delivery is the A. Office of the Inspector General (OIG) B. Centers for Medicare and Medicaid Services (CMS). C. Health Care Fraud and Abuse Program. D. Department of Justice...

Physical Science, Science
0.76 atm

chemistry
How is collaboration necessary and important for scientific advancement. use examples from the atomic theory please help

chemistry
Ok thank you

Physics
If intensity is 300 and amplitude is 200.when ampitude is increased to 800 what will be intensity?

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