# faith

Popular questions and responses by faith-
## Chemistry

Explain how you would obtain solid sodium carbonate from a mixture of lead carbonate and sodium carbonate powder

*asked on August 12, 2015* -
## Mathematics

the volumeof a right circular cone is 5 litres. calculate the volumes of the two parts into which the cone is divided by a plane parallel to the base one third of the way down from the vertex to the base to the nearest ml

*asked on March 1, 2018* -
## Science

A 0.25kg block of pure material is heated from 20 degree Celsius to 65 degree Celsius by the addition of 4.35 killer Jules of energy . Calculate the specific heat and identify the substance it is most likely composed

*asked on August 5, 2020* -
## History

Which 14th-century theologian and reformer spoke out against the principle of transubstantiation?

*asked on January 24, 2019* -
## Mathematics

The denominator of a fraction is one more than thrice the numerator.the difference is between the reciprocal of the fraction and the fraction is 15/4.find the fraction.

*asked on August 2, 2020* -
## Mathematics

PQRS is a quadrilateral, PQ=7cm, QR=8cm and PR=7.5cm. (a) Calculate angle PSR (b) Hence if SR=SP, calculate angle SPR

*asked on July 31, 2020* -
## History

What resulted from European explorers discovering new lands during the Age of Discovery? (select all that apply.) New foods and resources were brought back to European markets. The indigenous peoples of America transmitted smallpox to European explorers.

*asked on January 28, 2019* -
## mathematics

I want round up to the nearest thousand, hundred and ten 19503 5555 59094 16560 4517 8615 89234 6726

*asked on July 26, 2020* -
## Physics

An electromagnetic wave in a vacuum traveling in the +x direction generated by a variable source initially has a wavelength of 2.65 x 10^-4 m and a maximum electric field Emax in the +y direction of 8.20×10^−3 V/m. What are the coefficients in the

*asked on November 18, 2013* -
## History

How did a chronometer help European explorers during the Age of Discovery? It was a navigational tool used to calculate a unit of speed equal to one nautical mile per hour, helping to gauge a ship’s speed. It was navigational instrument used to measure

*asked on January 28, 2019* -
## maths

the sum of 3 numbers is 81 the second number is twice the first and the third number is 6times more than the second. Find the number.

*asked on February 1, 2016* -
## Algebra I

Use A = P(1+r)^t to find the interest rate. $2000 grows to $2420 in 2 years. I have no idea how to go about this problem! Your help is appreciated. Thank you!!

*asked on May 11, 2009* -
## algebra 1 page 167 did you hear about...

i need to finish the riddle. did you hear about... who knows this?

*asked on February 22, 2009* -
## History

How did the Protestant Reformation and the Renaissance lead to the Age of Exploration?

*asked on January 28, 2019* -
## Algebra

If the length of each side of a square is increased by 3 cm, the perimeter of the new square is 40 more than twice the length of each side of the original square. Find the dimensions of the original square.

*asked on November 10, 2017* -
## Science

How is the work done to hoist the counterweight related to the potential energy of the counterweight at its specified height?

*asked on April 24, 2019* -
## life orientation

List three institution that deals with human rights violation and explain the role of each institution?

*asked on April 13, 2017* -
## Maths

The top of a building 24cm high is observed from the top and from the bottom of a vertical tree. The angles of elevation are found to be 45degree and 60degree respectively . Find the height of the tree. ( leave your answer in surd form)

*asked on January 1, 2016* -
## physics

A boy in a wheelchair (total mass, 46.9kg) wins a race with a skateboarder. He has a speed of 1.30m/s at the crest of a slope 2.35m high and 12.6m long. At the bottom of the slope, his speed is 6.28m/s. If air resistance and rolling resistance can be

*asked on October 24, 2017* -
## math

A line whose equation is 7y-3x+30=0 passes through the points A and B . Points A is on -axis while point B is equidistant from X and Y -axis

*asked on August 29, 2019* -
## Math

2m-n=5 3m+2n=-24

*asked on June 4, 2019* -
## chemistry

In acidic solution MnO4- oxidizes H3AsO3, a weak acid, to H3AsO4, a weak acid, and is reduced to Mn2+. Write the balanced net ionic equation for this reaction. How many H+ are there in the balanced equation

*asked on October 9, 2010* -
## Science

What is the relationship between the mass of the counterweight and the amount of work done on the projectile?

*asked on April 24, 2019* -
## Math

Sarah competes in a long jump competition. Her first jump is 4.25m. Her best jump is 12% more than this. However, her best jump is 15% lower than the winning jump. Work out the length of the winning jump.

*asked on September 30, 2018* -
## math

An equation, f, has a domain of all whole numbers and has a range of all real numbers. Does the equation represent a function?

*asked on February 22, 2019* -
## History

Which best describes the significance of the Treaty of Tordesillas? It was the first time in world history that two European nations agreed to claim and share the same piece of land. It was the first time in world history that two European nations declared

*asked on January 30, 2019* -
## Chemistry

Is the decomposition of lead(ii)nitrate a redox reaction? Equation with O.S. underneath 2Pb(NO3)2 => 2PbO + 4NO2 + O2 +2 -1 +2-2 +4-2 0 I got all the o.s. but I am still confused as to whether or not this makes it a redox reaction. Do the individual

*asked on October 13, 2015* -
## maths

A Committee Of 9 People Is To Be Formed From 4 Teachers,5 Doctors And 6 Lawyers. If 3 Members Of Each Profession Are To Serve In The Committee, How Many Ways Can It Be Done?

*asked on December 6, 2017* -
## Physics

Why would a graph of force vs position not be uniform??

*asked on October 24, 2015* -
## life orientation

List two issues in sports that can impede nation building

*asked on February 9, 2017* -
## physics

an object of mass 1kg falls a distance 5m on a horizontal surface and bounce to a vertical height of 2m.calculate the change in momentum

*asked on January 26, 2012* -
## thermal energy

how much heat must be absorbed by a 500 g pot of water to raise the temperature from 20 degree C to 30 degree C?

*asked on December 19, 2011* -
## MATHS

village ABCD are such that B is 4km due east of A,C is 3km due south of B and D is 4km,550 degree west from C .calculate the distance and bearing of A from D.

*asked on February 19, 2016* -
## Chemistry

Reaction: C6H11OH(l) ==> C6H10(l) + H2O(l) Calculate the mass of cyclohexanol (C6H11OH) needed to produce 45.0g cyclohexene (C6H10) by reaction if the reaction has a 86.2% yield and the cyclohexanol is 92.3% pure. Usually this problem would be fairly easy,

*asked on October 11, 2015* -
## Math

Pizza cost $1.50per slice. Use a table and an equation to represent the relationship between the number of slices of pizza bought and the total cost?

*asked on September 23, 2014* -
## math

A person standing on the roof of a building throws a ball directly upward. The ball misses the rooftop on its way down and eventually strikes the ground. The function s(t) = −16t2 + 64t + 80 describes the ball’s height above the ground, s(t) , in feet,

*asked on December 15, 2011* -
## Geometry

Suppose both pairs of opposite sides of a quadrilateral are parallel. Which angles of the quadrilateral must be supplementary? I do not understand what this question is asking and how I should answer. Please help if you can!

*asked on October 29, 2009* -
## Math

PLEASE HELP I REALLY NEED IT!! A rectangular box is 8 inches in length, 3 inches in width, and 5 inches in height. The figure shows a rectangular box of length 8 inches, width 3 inches, and height 5 inches. The diagonal of this rectangular box is the

*asked on March 20, 2020* -
## History

Why did Fascist politicians become popular in Europe after World War I, and what impact did Fascist politics have on World War II?

*asked on April 17, 2019* -
## Riddles

All my relatives are black but am not

*asked on April 13, 2019* -
## Math

The 2nd and 5th terms of a GP are -7 and 56 respectively. Find: a. The common ratio b. The first term c. The sum of the first five terms

*asked on October 22, 2018* -
## Math

You must scuba dive to the entrance of your room at Jules' Undersea Lodge in Key Largo, Florida. The diver is 1 foot deeper than 23 of the elevation of the entrance. What is the elevation of the entrance?

*asked on October 8, 2017* -
## Math

3142, 6328, 4743 to the nearest thousand

*asked on November 1, 2016* -
## Math

Jim wants to give 4 friends 3/5 of pizza how many pizzas will he need

*asked on May 4, 2016* -
## chemistry

A chemist mixes 96.8 g of ammonia, NH3, with 188 L of O2 at STP. How many grams of NO will be produced? The balanced equation for this reaction is: 4NH3 +5O2 = 4NO + 6H2O

*asked on March 18, 2016* -
## English

Check my answers please?? Match the litter of the author with his or her description. Not all letters will be used. A. William Bradford B. Captain John Smith C. Anne Bradstreet D. Okaudah Equiano E. Thomas Paine F. Thomas Jeffereson 1. I wrote an account

*asked on September 21, 2015* -
## chemistry

what volume of dry hydrogen chloride gas at s.t.p will dissolve in 250cm^3 of water to produce a 0.05M solution of water

*asked on January 26, 2012* -
## Science

Calculate:what is the density of a metal block that has a mass of 750 grams and a volume of 55 cubic centimeters?

*asked on October 12, 2011* -
## Statics

Total plasma volume is important in determining the required plasma component in blood replacement therapy for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that a random

*asked on July 19, 2011* -
## Physics

A man walks 5km due north and 12km due south determine his resultant displacement in magnitude and direction

*asked on September 29, 2019* -
## math

Solve simultaneously log (x-1)+2logy=2log3 and logx+logy=log6

*asked on August 28, 2019* -
## Chemistry

416g of an anhydrous Bacl2 were obtained when 488g of hydrated salt were heated.calculate x in the formula:Bacl2.xH2O

*asked on May 29, 2019* -
## L.O

Give a description of Xenophobia recent(2016-2018) example of how this problem has displayed itself in your community.

*asked on April 25, 2019* -
## Chemistry

How to separate the substances of sodium chloride, ammonium chloride, lead chloride and iron fillings from a mixture.

*asked on April 8, 2019* -
## Algebra

There is a graph of f(x) and g(x). They intersect at two points. Michael says that the values of (x)=g(x) are the ordered pairs where the functions intersect. Find Michael's mistake and explain what he misunderstood. Eric isn't sure why a solution to a

*asked on March 7, 2019* -
## Maths

The 28 term of an ap is -5, find the common difference if its 1st term is 31

*asked on October 13, 2018* -
## physics

High-speed stroboscopic photographs show that the head of a golf club of mass 230g is traveling at 56.1m/s just before it strikes a 44.6g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 41.4m/s. Calculate

*asked on October 24, 2017* -
## Physics

A man can row a boat at a speed of 2metres per second . The man set out to row the boat in a river from A to B. The water in the river flows 0.8metres per second in the opposite direction.Determine the velocity of the boat through the water.

*asked on December 30, 2016* -
## Physics

A water tank has a mass of 3.65 kg when empty and has a mass of 52.5 kg when filled to a certain level. What is the mass of water in the tank?

*asked on August 26, 2016* -
## Chemistry

A particular vinegar contains 4.0% CH3COOH by mass. It reacts with sodium carbonate to produce sodium acetate, carbon dioxide, and water. How many grams of carbon dioxide are produced by the reaction of 5.00 mL of this vinegar with an excess of sodium

*asked on October 10, 2015* -
## Chemistry

Starting with copper metal, describe how a sample crystals of copper 2 chloride may be prepared in the labaratory

*asked on August 12, 2015* -
## science

How is a single replacement reaction different from a double replacement reaction? I am having trouble telling which on is which.

*asked on October 8, 2014* -
## Urgent Calc Help!!! Thanks!

Find the absolute maximum and absolute minimum values of f on the given interval. f(x) = xe^((−x^2)/98), [−6, 14]

*asked on April 1, 2014* -
## Physics mechanics

A piece of cord 2.5m is connected between two points 2m apart horizontally. A massless pulley is placed on the cord and a force 20N at angle - 80 degrees is applied to it. 1. Show that when the pulley reaches a state of rest, the angle that the positions

*asked on November 3, 2013* -
## Algebra

Mary’s yard is a mess. She needs to hire someone to prune her trees and shrubs. A landscaping service she calls quotes her a price of $15 consultation fee plus $8 an hour for the actual work. Mary’s neighbor has offered to help her out. She doesn’t

*asked on October 23, 2013* -
## chemistry

what is molar concentration of a solution obtained by dissolving 560cm of hydrogen chloride gas at s.t.p in 92.5cm of water

*asked on January 26, 2012* -
## math

for each pair of substances, circle the substance with more thermal energy and explain why? A0 500g of water at 35 degree C VS. 500 g of water at 85 degree C B) 500 g of water at 35 degree C VS. 250 g of water at 35 degree C

*asked on December 19, 2011* -
## Physics

three masses are suspended from a meter stick as shown. How much mass must be suspended on the right side for the system to be in equilibrium?

*asked on July 4, 2011* -
## physics

You drop a stone into a deep well and hear it hit the bottom 1.90 s later. This is the time it takes for the stone to fall to the bottom of the well, plus the time it takes for the sound of the stone hitting the bottom to reach you. Sound travels about 343

*asked on September 21, 2010* -
## Math

I sometimes get confused with dividing decimals.

*asked on July 22, 2009* -
## language arts

I have to rewrite a parragraph in spatial order. what does that mean?

*asked on April 12, 2009* -
## English morphology and syntax

Identify the category and the head of the underlined phrases in the following sentences (The ones in CAPS ONLY): 1- Among your guests, he is THE MOST BORING TO TALK TO. 2- Your student scored HIGHER THAN ALL OF HIS CLASSMATES. 3- This wonderful city is

*asked on December 18, 2008* -
## Law

What do you think are some ways police officers and the community can work together to prevent crime? Give at least one example.

*asked on May 29, 2020* -
## Math

A full bottle hold 1/4 gallon of juice if 3/5 of the juice has been poured out how much juice is left in the bottle?

*asked on April 17, 2020* -
## Maths

find the real solutions of e^3x-2e^x-3e^-x

*asked on March 14, 2020* -
## Math

What is the formula to a rectangle i forgot I need help? right now!!!!!

*asked on March 10, 2020* -
## Religion

What role did jezebel play in the death of naboth,and what impression does her role create of her

*asked on February 20, 2020* -
## Civics

Identity some of the limitations of fundamental human rights

*asked on February 20, 2020* -
## statistics

its hard to explain, but you know how you see the statistics of something like 1 in 100 people are sociopaths, i have a percent number i need to turn into that format but don't know the formula

*asked on February 13, 2020* -
## Math

When Mrs. Stewart makes pie dough, she uses 2/3 cup of shortening for every 2 1/2 cups of flour which proportion could be used to find the amount of flour, x Mrs. Stewart needs when she uses 5 cups of shortening

*asked on December 8, 2019* -
## English

Question #1 on the Open Book Test is an essay question worth 16 points. Essay responses require a three paragraph response with an introduction, body, and conclusion. Use this as your guide: Introduction - Your introduction should restate the question,

*asked on November 15, 2019* -
## Math

Car prices are projected to increase by 125% in 10 years. A car currently costs $2000. What is the projected cost of a car in 10 years.

*asked on October 15, 2019* -
## Physics

An ideal gas occupies a volume, v at 100 degree celcius. If the gas pressure is held constant, by what factor does the volume change if the kelvin temperature is doubled

*asked on October 7, 2019* -
## science

_______ belief systems play an important role in making decisions about human behavior and concerns

*asked on September 26, 2019* -
## Algebra

To which subsets of the real numbers does the number 22 belong

*asked on September 22, 2019* -
## math

log5(3/5)+3log(15/2)_log(81/8)

*asked on September 22, 2019* -
## History

when looking at a map of texas how would you determan the distsnce between austin and Dallas? A. Use the legend to determine the amount of land space between the two cities. B. Measure the distance with a ruler and compare the measurement to the scale of

*asked on September 4, 2019* -
## History

Choose the correct answer to fill in the table. Resistance: (fill in) Assimilation: Becoming a landowner Escape: the Nez Perce Tribe fleeing to Canada Which of the following would fit the blank in the chart? A. Sitting Bull performing in Buffalo Bill's

*asked on August 27, 2019* -
## History

Which conflict between white settlers and tribal groups do you think was the most damaging to the American Indian race as a whole? Use details to support your answer.

*asked on August 27, 2019* -
## History

In 3–5 sentences, explain what you think were the most important factors that led to rapid industrialization in the late 1800s, and why were they important. Choose 2–3 factors.

*asked on August 27, 2019* -
## Science

A man who weight 90kgf is balanced by a small boy 30kgf who sits metres from the fulcrum of a seesaw. At what distance on the fulcrum is the man sitting

*asked on August 20, 2019* -
## Science

A girl who sat 2.5 metres away from the fulcrum of a seesaw is balanced by her aunt weight 65kg sitting 1.5 metres from the fulcrum find the weight of the girl

*asked on August 20, 2019* -
## English

What other events do you know of that are similar to the 1906 San Francisco earthquake and fires?

*asked on May 30, 2019* -
## science

Clorine was bubbled through aqueous iron 2 sulphate solution.State what was observed, the ionic equation and name the oxidzing agent.

*asked on May 12, 2019* -
## Lo

Human rights

*asked on May 5, 2019* -
## Maths

Two buses leave a city at the same time,one going north and the other east.The north bound bus travels 10km/hr faster than the east bound one.If they are 250km apart after 5hours,What is the speed of each bus?

*asked on April 23, 2019* -
## History

What was the significance of Japanese military culture on President Truman’s decision to use atomic weapons to end the war?

*asked on April 19, 2019* -
## History

How did events in Europe and Asia change American’s perspectives on isolationist policies?

*asked on April 17, 2019* -
## Life Orientation

What are six ways in which individuals,groups and the broader south African community can be influenced by human rights violation

*asked on April 7, 2019* -
## Social studies

Which way of life distinguishes a people's government, language, religion, customs and beliefs?

*asked on March 15, 2019*