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Posts by Sidney

Total # Posts: 131

Government
I change my answer to A I googled it and read on checks and balances just now and about over riding a presidential veto

Government
Can someone please check my answer for me I'm having trouble on my government practice test. Which of the following is an example of checks and balances? A) Congress can override a presidential veto by two-thirds veto in each house. B) The legislative and Judiciary work ...

Chemistry
I am having trouble on a chemistry question for my study guide I have researched it and can't get an answer I understand can someone please help me? Describe what happened when an Ag+ combined with Na2CO3. What does this indicate?

English
Thank you so much Reed I am glad I came on for help I appreciate you explain to me why that was as well now I understand!

English
Can someone please help check my answers I'm not the best in English and need help. In the following four assessment items, choose the sentence in which the appositive or appositive phrase is essential to the sentence and punctuated correctly. (1 point) A) Arthur Ashe, a ...

algebra
your class is planning a field trip to the amusement park. childrens tickets cost 20 and adult tickets cost 25, the total amount of money available is 1000.let c represent the number of childrens tickets and a represent the number os adult tickets. write the equation for the ...

Chemistry
What is the pH of a 0.05 M solution of acetic acid knowing that it was 2% ionized

Chemistry
Thank you so much! you save my life

Chemistry
Calculate the pH of a solution prepared by dissolving 10.0 g of tris(hydroxymethyl)aminomethane ("tris base") plus 10.0 g of tris hydrochloride in 0.250 L of water. (a) What will be the pH if 10.5 mL of 0.500 M NaOH is added?

Chemistry
yes! Given 100 mL of pure water at 4°C, what volume of a solution of hydrochloric acid, with a density of 1.175 g/mL and containing 34.4% HCI by weight, could be prepared?

Chemistry
Given 100 mL of pure water at 40C, what volume of a solution of hydrochloric acid, with a density of 1.175 g/mL and containing 34.4% HCI by weight, could be prepared?

History: Constitution
Thanks

History: Constitution
Help on writing thesis: Would you have been a Federalist or Anti-Federalist? Explain your response using specific information about the ratification of the Constitution, the Bill of Rights, the Articles of Confederation, the size of the nation, and power of the thirteen states.

Math
The circumference of a circular stage is 157 feet. If Chris paints the stage at a rate of 400 square feet per hour, how long would it take to the nearest hour, for Chris to paint the entire stage?

Math
I forgot to add that I'm sorry! I meant t o type Find the value of the car ($18,000) so it's actually A new car typically loses 20% of its initial value during the first year. During the second year, the car loses 15% of its value after the first year. Find the value ...

Math
A new car typically loses 20% of its initial value during the first year. During the second year, the car loses 15% of its value after the first year. Find the value of the car after the first year and after the second year.

Math
Scott started to read a novel. He read 21 pages a day. After 7 days, he had 5/8 of the book left. How many pages are there in the book?

Math
Wanda wants to have a test average of 90 her four science tests. On the first three tests, she got scores of 84, 96, and 85. What does she need on her last test to reach her goal?

Math
On a roadmap, the distance between two cities is 8.6 centimeters. What is the actual distance if the scale on the map is 2 centimeters to 50 miles? A - 25 miles B - 215 miles C - 430 miles D - 860 miles

Math
It will be 5 years. Correct?

Math
Nicole deposited $2,000 at 6% simple interest. How long will it be before she has $2,600 in her account? F. 4 Years G. 5 Years H. 6 Years J. 7 Years

Math
If you triple a number you will have one half the number of hours in two days. What is the number?

Math
Scott started to read a novel. He read 21 pages a day. After 7 days, he had 5/8 of the book left. How many pages are there in the book?

Math
There are 28 7th graders in Ms. Thomas's homeroom. Seven of the students are absent today. What percent of the class was absent?

Math
Adriana opens her own book store. She sells a hard cover book for $18 and a paperback for $8. Comic books cost $6.50. Adriana's goal is to earn no less than $50. How many comic books must she sell?

Math
Two numbers are in the ratio 20:12. Their sum is 160. What are the two numbers?

Social Studies
She wrote about violent crimes against African Americans

Social Studies
Why does Ida B. Wells write under the pseudonym ''Iola'' for her editorials?

Math
Thanks! Makes sense now.

Math
To promote the launch of a new Cadbury's chocolate bar, they are offering a ''buy four, get one free,'' deal. If each chocolate bar costs thirty cents, how much would ten chocolate bars cost?

Math
40 + (0.5 * 40) = 60 pounds because 0.5 * 40 = 20 and 20 + 40 = 60 Correct?

Math
A turkey weighs 40 pounds plus half of its weight. What does it weigh?

Math
Ok

Math
At Jefferson School, both 6th grade & 7th grade classes take a math test. The average score for the 6th grade is 80 and for the 7th grade is 90. If there are twice as many students, in the 7th grade as there is in the 6th grade, what is the average test score for both grades ...

Math
The three Smith children have a combined age of 50. The youngest is half as old as the oldest. Ten years ago, the oldest was 7 times as the youngest. How old were the children ten years ago? (3 answers) I don't know if this is correct, can you help? Youngest: 2 years old ...

chemistry 101
The value of kp at 20°c for the reaction 2NO(g) + Cl2(g) 2NOCl(g) is 1.9x10^3 atm-1 calculate the value of KC at the same temperature.

Science
I think its ability to react

physical science
how does a heat pump prove the law of conservation of energy?

American History
ok

American History
whats the answer

American History
What caused President Richard Nixon to act on environmental issues? A. Nixon had always been an environmentalist. B. The environmental protection movement was supported by public. C. The Republican Party supported environmental protections. D. Smog in London killed 12,000 ...

physical science
what is the answer

physical science
why a purple flower appears purple when white light shines on it.

physical science
why the speed of sound is faster in solids than in gases.

PLEASE HELP
thanks u so much

PLEASE HELP
physical science

PLEASE HELP
when an ice cube would still transfer heat to another object it is in contact with.

physical science
hermal conductors don’t have to be hot to transfer heat. According to Ch.16, explain a situation when an ice cube would still transfer heat to another object it is in contact with.

physical science
Explain how the snowboarder can have both kinetic and potential energy at point B.

Grammar
acting with ill-considered haste or boldness.

PLEASE HELP
i have been

PLEASE HELP
idk how to put a pic on here

PLEASE HELP
13. The picture is a model of a nitrogen atom. What is incorrect about the atomic orbital arrangement of electrons in this model?

PLEASE HELP
2. If the scientists only performed 1 experiment but it supported their hypothesis, why can it not be considered a theory?

PLEASE HELP
how do i find that

PLEASE HELP
How much time will it take a car travelling at 88 km/hr (55 mi/hr) to travel 500km?

Computer litericy
where did the internet originate?

phyical science
whats the answer

phyical science
Which of the following phase changes is an endothermic change? A. condensation B. vaporization C. deposition D. freezing

phyical science
Boyle’s law states that the volume of a gas is inversely proportional to its pressure if the A. temperature and number of particles are constant. B. temperature reaches absolute zero. C. number of particles decreases. D. temperature and number of particles are doubled.

phyical science
Which of the following is NOT a pure substance? A. milk B. oxygen C. water D. carbon dioxide

help
Methane, CH4, burns in oxygen gas to form water and carbon dioxide. What is the correct balanced chemical equation for this reaction? A. CH4 + O → H2O + CO2 B. CH4 + 4O → 2H2O + CO2 C. CH4 + O2 → H2O + CO2 D. CH4 + 2O2 → 2H2O + CO2

help
Which two of Harding’s cabinet members worked hard to achieve advancements specifically for businesses? A. Andrew Mellon and Albert Fall B. Charles Forbes and Harry Daugherty C. Andrew Mellon and Herbert Hoover D. Herbert Hoover and Charles Forbes

help
Which political party rose to power in Germany during the 1930s? A. the Communist Party B. the Nazi Party C. the Fascist Party D. the Socialist Party

help
thanks anyways

help
world war 2

help
1919-1941

help
one minute plz

American History
idk it does not say

American History
The mixing of plants, animals, and microorganisms that occurred after Europeans arrived in the Americas is known as A. the Columbian Exchange. B. global interdependence. C. triangular trade. D. global mixing.

vocabullary
Alienate and Estrange A. Synonyms B. Antonyms C. Neither

us history
What is the name for the belief that it was God’s plan for the United States

algebra
Tickets are being sold for a theater. Cost for students: 2 dollars. Cost for other people: 5 dollars. The total amount of tickets sold: 250. Total amount of money made: 950. How many of the tickets were sold to the students? To the others?

health
thats not the answer its A

health
thats not the answer

Health
it is not d i have done taken the test

Health
B is not the answer

Physical Science
help

Root Words
what the answer?

Health
so true

American History
A. paying the costs of construction. B. providing loans and land grants. C. paying for the development of faster steam engines. D. bringing laborers from China to work for low wages.

American History
Congress supported construction of the transcontinental railroad by

Geometry A
Which line has a slope of 3 and passes though the point (-6, -4)?

Physics
can you help solve it because i don't understand it

Physics
A Ferris wheel is 60 meters in diameter and rotates once every 12.5s. what is the ratio of a person's apparent weight to her real weight (a) at the top, and (b) at the bottom?

Math
Martin wants to make a scatter plot comparing the temperature outside with the number of people at the city swimming pool. Which of the following trends would most likely represent the data? A/There is no relationship between the temperature and the number of people at the ...

math
hello can someone please explain and help me with this problem

health
Grow up

Chemistry
Express each result to the correct # of significant figures 1. 8.27 x (4.987 - 4.96) 2. (9.5 + 4.1 +2.8 +3.175)/4 3. (9.125 - 9.02) / 9.125 x 100

HEALTH
the answer is B and its right

health
no

health
the answer is 2/3

Tony has 23 carnival ride tickets and it takes 4 tickets to ride the roller coaster. How many ti

Senior Project on Japanese
I'm trying to do a senior project on japanese language but it has to be something specific about the language according to my senior project techer. any ideas?

physics
X=vt T=0.2/40=0.005s A=v/t=40ms^-1/0.05s=8.0*10^3ms^-2 F=ma=0.5kg*8000ms^-2 =4.0*10^3N

physics
A billiard ball rolling across a table to the right at 2.2 m/s makes a head-on elastic collision with an identical ball. The mass of a billiard ball is 36 g. If the second ball is initially at rest, what is the velocity of the first ball after the collision? If the second ball...

physics
A 48.2 kg girl is standing on a 129 kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a flat, frictionless surface. The girl begins to walk along the plank at a constant velocity of 1.66 m/s relative to the plank. What is her velocity ...

physics
A 1970 kg car traveling at 13.8 m/s collides with a 2960 kg car that is initally at rest at a stoplight. The cars stick together and move 1.91 m before friction causes them to stop. Determine the coefficient of kinetic friction between the cars and the road, assuming that the ...

Biology
I'm not sure how to answer one of my homework questions. SraJMCGIN was nice enough to direct me to a site but I already had been there. My teacher kinda of indicted it was true but I don't know how it can- could someone take a second look, please at this question? Is ...

Biology-9th grade
I'm not sure how to answer one of my homework questions. Is one function of the alveoli to filter out dirt and pollen before it reaches the lung and why or why not. I don't think it is because the alveoli are used to oxgenate the blood, correct. I don't think they ...

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