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Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Science
If 48 gram solute is present in 500 ml H2O2 solution,what will be its strength by volume and % w/v respectively?

Science
If 48 gram solute is present in 500 ml H2O2 solution,what will be its strength by volume and % w/v respectively?

Science
I really need help on this project. I am not asking for all of the answers, I just need someone to explain what I should do for this experiment. And how to make a data table. Directions: 1. Design an experiment to support the hypothesis that light travels in straight lines ...

Science
An aeroplane of mass 5000 kg is flying at an altitude of 3 km. If the area of wings is 50 m^2 and pressure at the lower surface of wings is 60000 PA,the pressure on the upper surface of wings is

science
a body of mass 10kg is moved in a vertical circle calculate tangential acceleration

Physical Science
Materials: Epsom salts (MgSO4), ammonia (NH4OH) small jar or cup measuring cup Procedures 1. Dissolve 1 teaspoon of Epsom salts in a half cup of water. 2. Add 2 teaspoons of ammonia to the Epsom salts solution and stir thoroughly. Record your observations. 3. Allow the mixture...

Science-Cells
I'm doing a lab report, and we are looking at an onion cell under a microscope. The teacher asks to explain why we put iodine on the sell. (ANSWER)= Cleaning it ?

Science-Cells
What are the main parts of a plant cell? Cell membrane , Nucleus , Vacuole, Mitochondrion? Did I miss anything ? thanks.

Science
Question 1- how does a multicellular organism develop? A- the cells differentiate. B- The cells shrink. C- One cell grows bigger. D- The cells replicate to form exact copies. <<<<

science
does to skeletal system send signals to yuor brain

Physics science
A 10 ohm, 20 ohm lamp and 12v battery are connected in a parallel. A current of 1.8 A passes through the battery and a current of 1.2 A passes through the motor. 1) Determine the current through the lamp. 2) Calculate the potential difference across the motor. 3) is this the ...

Science
A small rock with a mass of 6g is dropped into a graduated cylinder with 20ml of water. The water rises to 23ml. What is the density of the rock?

Science
How are a mold and a cast related?

Science
In a tennis match the player hits the ball to serve the ball travels 24m from the servers raquet to the opponents Raquet at an average speed of 40 meters per second.calculate the time taken

science
Explain which is more ionic NaF or LiF

Science
Why are the water molecule bonds at an angle and not straight like the CO2?

science
Pluto has a shape that is nearly round, and it orbits the Sun. It has five known moons. Why is it called a dwarf planet and not a planet?

Science
Unit 3 Test Multiple Choice Please select the correct response for the following questions. 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point) a. Nucleus b. ...

Science
Which is the molarity of a solution containing 20 g of CH3 OH in 300 mL of solution

Physical science
A 100.0g sample of water at 20.0C is heated to steam at 125.0c.how many heat was absorbed?

Science
An object of mass 50 kg moves with a speed of 10m/s. Calculate the kinetic energy of the object?

Science - Electrochemistry
In an experiment 0.0500 M AgNO3 was used to titrate 20 mL of 0.12 M NaCl solution. When silver electrode is used together with the pH electrode to measure potential at each point during the titration, the potential measured at equivalence point is 0.055 V. Unfortunately, a ...

Science
Explain where the sun and planets are located in relation to one another.

Science
A 75kg guy base jumped from a cliff in Norway. A 100N air resistance force acted on him. What was his downward net force before pulling the parachute?

Science
Why are the water molecule bonds at an angle and not straight like the CO2?

Natural science
Why are the coldest temperatures at the lowest 50 km height from the surface of the Earth, occur generally at tropical tropopause?

computer science
what are the advantages and disadvantages if bitmap graphics? I really need help ASAP

science
a bullet is shot from a springfield rifle with a speed of 3,015 ft/s. assuming the bullet moved at a constant velocity, what is the time required for the bullet to strike a target 4,146 meters away

MATH
I can't figure out some of them, and I need help! m - 7 < 6 1. m< -13 ** 2. m< 1 3. m< -1 4. m< 13 n - 8 > 5 1. n> 13** 2. n> 3 3. n> -3 4. n> -13 p + 5 < 10 1. p < -15** 2. p < 5 3. p < 15 4. p < -5 The science class is taking a ...

science
when two equal forces of f1 and f2 making an angle of 180 degree with each other the magnitude of their resultant is ................?

Science
Four resistance each of 8 ohm are connected to a square. The resistance between any two diagonally opposite terminals will be ?

science
How is sun related to nuclear, electromagnetic, and heat energy?

Science
Four students dissolved 30g of salt in a 200ml solution of water.Each student heated his or her water solution to a different temperature ( Marcus had 10 and tyra had 25 Luis had 50 and Andrew had 75) which student most likely had the solution with the fastest dissolving rate ...

Science
2Na(s) + 2H2O(aq) = 2NaOH (aq) + H2 (g) Is this reaction exothermic or endothermic? I don't understand ,

Physical Science
How much Cerium sulfate is needed to make a saturated solution in 100mL of water at 30 degrees Celsius?

Science
•Explain the process of succession •Describe how changes in an ecosystem can affect organisms that live there •Describe the amount of time needed for ecosystem recovery What are the dependent and independent variables? Independent: Dependent:

Science
Which of the following correctly identifies active transport? A. Transport proteins move large molecules from areas of low. B. Transport proteins move large molecules from areas of low concentration areas of high concentration areas without the use of cellular energy. C.Small ...

science
What is the volume of chlorine that is used to produce 292 grams of hydrogen chloride?

Science PLEASE PLEASE HELP
Which of these statements about saltwater is correct? Saltwater freezes at a lower temperature Saltwater freezes at a higher temperature Saltwater does not freeze at any temperature Saltwaters freezing point depends on the temperature of the ocean floor***** PLEASE HELP ME

science
Write about entropy and entropy generation in daily life P help me..

Science HELP PLS
1. What is a Genetic Mutation? A. the process of decreasing chromosome numbers to half of what the parent cell has B. the copying of DNA to form identical daughter cells C. a permanent change in an organism’s genetic code D. a fusion of egg and sperm cell to produce a new ...

science
if a block of mass 2kg slides on an inclined plane making an angle of 60° with the horizontal.Then find work done by force of gravity

Computer science
Working solution for specimen paper 2015 9608 for task 2

Science
If 300gm water of 25°c is added into 100gm ice of 0°c then calculate the final value if this mixture.

physical science
4.8g of magnesium react was completely burned in oxygen and magnesiumoxide was produced. what is the mass of magnesium produced?

Earth Science
Assume that the lower troposphere is isothermal with a temperature TA. An airparcel at the surfaceis heated isobarically to a temperature of T0 and then released and allowed to ascend dryadiabatically. Assume that the buoyancy is the only force acting on the parcel and that ...

Science
1. What type of reproduction results in offspring being identical to the parent? A)sexual reproduction B)genetic engineering C) unicellular D)asexual reproduction 2. Which of the following is an example of sexual reproduction? A)a lizard growing a new tail B)a chicken laying ...

Science
Which of the following circuits will allow electric current to flow?

science
What happens to kinetic energy of a snowball as it rolls across the lawn and gains mass

Weird question science
which of these body systems performs the function of getting rid of chemical waste? a. immune b.nervous c.skeletal d.uninary d?

Financial Math
You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state you pay nothing until the 12 months are over. When you receive the bill, you forget to pay it and are assessed a late fee of $39.00 ...

science
acrostic about motion

Science
A metal from group 1 and a nonmetal from group 17 are? A. Not likely to bond. B. Likely to form a covalent bond. C. Likely to form an ionic bond.*** D. Likely to form a metalloid. Is this correct?

Science
Every year, Eli and his family visit the Great Sand Dunes desert in Colorado. Eli notices that more sand dunes with varied shapes and sizes appear each year. Explain what causes this phenomenon. Plz answer thoroughly and detailed and DO NOT use Wikki.

computer
write a program that accepts & displays the pricing of 10 different items from a suppermarket

science
Kirti kept a metal spoon in a glass jar filled with pickle for a few days. She observed there were holes in the spoon. What could be the reason?

Science
Consider the diatomic molecule Na2. For simplicity let the basis set consist of the orbitals: and . In the molecule the overlap integral between the 3s orbitals is 0.45. Answer the following questions using the orbital energies determined using the Revised Slater’s Rules ...

Science
Which two systems work with the muscular systems to allow the body to move

College Alg
The probability P, as a percent, that a certain computer keyboard in a public library will last more than t years can be approximated by P = 100e^−1.2t. After how many years will the probability of keyboard failure be 76%? Round to the nearest tenth.

Earth Science
1. The water cycle is the _____. A. distribution of drinking water on Earth ?**? B. unending circulation of Earth's water supply ?**? C. the recycling of water after industrial use ?**? D. the evaporation of water from Earth's surface ?**? 2. Plants release water into the ...

science
one way the modern atomic model differs from the bohr model of an atom

Life Science 7
What is a good way to remember Golgi Apparatus, vesicles, vacuole,and nuclear envelope

math
In an examination,Dada scored x% in maths,50% in science and 70% in English studies.if his mean score for the three subject was 55%, find x

science
fical lengt of concave mirror =50cm m=1÷2 cm .find the position of the object

Science
Explain why n2h4 acts as bronsted lowry base but n20 does not

Science
Which organ is NOT part of the Digestive System??

Earth Science
1.) What is the relationship between temperature and the rate at which antacid tablets react with water? 2.) Form a hypothesis about the relationship between temperature and the rate of chemical weathering. 3.) Would a limestone building weather more rapidly in Homer, Alaska, ...

science
Particles of mass 3m and 5m hang one at each end of a light inextensible string which passes over a pulley.the system is released from rest with the hanging parts taut and vertical.during the subsequent motion the resultant force exerted by the string on the pulley is of ...

science
0.150 L of 0.420 M H2SO4 is mixed with 0.100 L of 0.270 M KOH. What concentration of sulfuric acid remains after neutralization?

Science
How many grams of sugar are needed to make a saturated solution of sugar in 100g of water at 20 degrees Celsius?

science
a stone is thrown at an angle of 30* with the horizontal direction which strikes the tip of the building 2 m height ,if the distance of the building from the point of observation is 10 metre .find the velocity of the projectile of the stone. ans...

science
a stone is thrown at an angle of 30* with the horizontal direction which strikes the tip of the building 2 m height ,if the distance of the building from the point of observation is 10 metre .find the velocity of the projectile of the stone.

Math
Pedro spent 2 1/5 hours on his math himework and half as lomg on his science homework one weekend. If his english and social studies homework took 7/8 as long, how much time did he spent on homework that weekend?

Algebra
During a science experiment, Nico created a 32%alcohol solution by mixing 8 fluid ounces of a 50% alcohol solution with a certain amount of an 8% alcohol solution. How many fluid ounces of the 32% alcohol solution did he create?

Science
0.745 g of kcl disloved in 100 ml of water,then molarity?

Science
A stone projected vertically upwards with a velocity of 20m/s. Two seconds later, a second stone is similarly projected with the same velocity. When the two stones meet, the second one is rising at a velocity of 10m/s. Neglecting air resistance, calculate the (i) lenght of ...

Science
Is red hair mutated?

science
what do mangroves ecosystem provide for organisms

Science
A community obtains electricity from a coal plant. This coal plant produces pollution that has caused environmental problems in the lakes, streams, and forests within the community. What kind of secondary pollution has the coal plant most likely produced, and what kinds of ...

spaniiiiisssshhh
1. With what materials are most houses in Mérida built? A. wood and plaster B. stone and concrete blocks C. wrought iron 2. Which of the following is the correct Spanish word for "bed"? A. la cama B. el closet C. el dormitorio 3. What is not true about modern advances in ...

Science Psysics
A 6 kg black is placed at the very top of a ramp that is inclined at 31 degrees and the block is released to slide down the ramp. As the block slides friction exerts a constant resistive force of 17N directed back up the ramp What is the block's speed when it arrives at the ...

Science
name two types of evidence used to support the theory of evolution explain how scientists use each type of evidence to provide support for evolution give one example for each

Science
Without. Specie is not able to survive

Science
How is a parallel circuit different from a series circuit? A: A parallel circuit only has one path for the circuit to take. B: A parallel circuit has more than one path for the circuit to take.** C: A parallel circuit has a broken path for the circuit to take D: A parallel ...

Art
Which of the following subjects enabled artists to begin using clay to form art? 1. Language arts 2. Social Studies 3. Mathematics 4. Science *** I think its D.

science
Determine the magnitude and direction of the horizontal resultant force on minibus A=1800N and B=800

science
A species that influences the survival of many other species is an ecosystem is called a(n) (A) Niche species (B) Extinct species (C) Keystone species (D) Endangered species

Science
Students were given materials to complete a circuit to turn on one light. The materials received were 2 wires,AA battery, and various sizes lightbulbs.What is the variable in the experiment? Wires,battery, size of lightbulb, or time of day

Science
An object accelerates at 7.5m/s^2 with a force of 25N west being applied to it and there is a frictional force of 13N. What is the mass of the object

Science
If an object with a mass of 98kg at 2.5m/s^2, what amount of force is applied to it?

Science
a toy car starts from rest and accelerate uniformly at 2.0m/s square for 5.0 seconds. calculate its final velocity

Science
A car starts from rest and attains a velocity of 40 metres per second in 20 seconds. it maintains this velocity for 30 seconds and then comes to rest in 25 seconds. 1. sketch the velocity time graph for the motion.

Science
A car starts from rest and attains a velocity of 40 metres per second in 20 seconds. it maintains this velocity for 30 seconds and then comes to rest in 25 seconds. Calculate the total distance covered by the body

Science
A car starts from rest and attains a velocity of 40 metres per second in 20 seconds. it maintains this velocity for 30 seconds and then comes to rest in 25 seconds. 1. sketch the velocity time graph for the motion. 2. Calculate the acceleration of the body. 3. Calculate the ...

science plz correct me
Which of the following boxes would have the strongest gravitational pull on a third object positioned at an equal distance from both boxes? Box A: 100 g Box B: 10,000 g A. box b because it has more mass B. box a because it has less mass C. box a because it is bigger*** D. box ...

science
according to ohms law what is the resistance of a lightbulb if that applied voltage is 21.0 V and the current is 3.0 amps? 24 ohms 7.0 ohms** 18 ohms 3.0 ohms

Science 7
Which of the following boxes would have the strongest gravitational pull on a third object positioned at an equal distance from both boxes? Box A: 100 g Box B: 10,000 g A. box b because it has more mass B. box a because it has less mass C. box a because it is bigger D. box b ...

Science 7
1. A student studying a circuit diagram of a lightbulb, battery, and a switch correctly identifies it as a closer circuit. In this diagram, The lightbulb would be a. an insulator b. on*** c. disconnected d. off 2. The focus of gravity on an object on the surface of Mars is ...

science
Complete the table by writing the result of each weather pattern. Choose from the following: cold wave, drought, flood, heat wave. Weather Pattern Result 19. Thunderstorm remains over an area for many hours 20. Extended period of well-below-normal rainfall 21. Extended ...

science
The intense updrafts and downdrafts that characterize severe thunderstorms are the result of what? Thanks!

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Homework Help: Computers

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