a certain reaction has the following generaln form
74,413 results, page 93

physics
A certain spring stretches 5.3 cm when it supports a mass of 0.65 kg . If the elastic limit is not reached, how far will it stretch when it supports a mass of 10 kg ? Answer in cm 
physics
A circuit breaker uses an electromagnet. Explain why the current is cut off by a circuit breaker if it is larger than a certain value. 
physics
A circuit breaker uses an electromagnet. Explain why the current is cut off by a circuit breaker if it is larger than a certain value. 
math
a certain sum of money atcompound interest becomes Rs7396 in 2 years and Rs7950.70 in 3 years.Find the rate of interest 
statistics
A standard IQ test has a mean of 98 and a standard deviation of 16. We want to be 90% certain that we are within 8 IQ points of the true mean. Determine the sample size. 
physics
the elecric potential at a certain point is space is 12 V. What is the electric potential energy of a 3.0uc charge placed at that point? is it +36uj? 
Engineering
A certain OTA with a transconductance of 5000 µS has a load resistance of 10 kÙ. If the input voltage is 100 mV, what is the output current? What is the output voltage? 
math
Jackson swims 8 laps a day for a certain number of days. He swims 56 laps in all... Model this and write an equation. 
MATH
When a certain rectangle is folded in half, it forms two squares. If the perimeter of one of these square is 28, what is the perimeter of the original rectangle? 
math
a scale distance of 3.5 cm on a certain maps represents an actual 17.5 km.what actual area does 7 square centimetres on the dame map represents? 
Physics please help!!
The launching speed of a certain projectile is 9.0 times the speed it has at its maximum height. Calculate the elevation angle at launching. 
chemistry
The specific heat of a certain type of metal is 0.128 J/(g·°C). What is the final temperature if 305 J of heat is added to 53.3 g of this metal initially at 20.0 °C? 
MaTh
A certain 300term geometric sequence has first term 1337 and common ratio 1/2. How many terms of this sequence are greater than 1? 
Science
Suppose that 9 grams of a certain substance lost 17.5 calories of heat when the temperature decreased from 70 degrees Celsius to 62 degrees Celsius. What is the Cp 
Algebra
$5400 is invested, part of it at 10%, and part of it at6%. For a certain year, the total yield is $444.00. How much was invested at each rate? 
chemistry
The specific heat of a certain type of metal is 0.128 J/(g·°C). What is the final temperature if 305 J of heat is added to 57.2 g of this metal initially at 20.0 °C? 
science
A certain mass of water gains 1,673 J of thermal energy when it's temperature increases by 2.0 degrees Celsius. What is the mass of the water? 
algebra
The ration of oil to vinegar in a certain salad dressing is 8:5. how much oil must be blended with 7 liters of vinegar for that recipe? 
statics
in a certain normal distribution , 1.25% of the area lies to the left of 42 , and 1.25% of the area lies to the right of 48. find population mean and sigma 
Math
The ratio of oil to vinegar in a certain salad dressing is 8:5. How much oil must be blended with 7 liters of vinegar for that recipe? 
calculus
p=1/5x+200 Cost of a Commodity. The price p, in dollars, of a certain commodity and the quantity x sold. Obey the demand equation. p= 1/5x+200 
Washington lee
A certain spring stretches 8.9 cm when it supports a mass of 0.89 kg . If the elastic limit is not reached, how far will it stretch when it supports a mass of 18 kg ? 
AP Physics
The Eiffel Tower is 300 m tall. When you are standing at a certain place in Paris, it subtends an angle of 7.0°. How far are you, then, from the Eiffel Tower? 
SIMPLE INTEREST
In how much time would the simple interest on a certain sum be 0.125 times the principle at 10% per annum? 
Maths
The difference between the compound interest and simple interest on a certain sum for 2 years at 6 % per annum is rs. 90. Find the sum. 
algebra
What is the cost, C for manufacturing x units of a certain product is given by C=x/2+30 find the number of units manufactured at a cost f 9230 solve. 
math,correction
Geometry. Find the perimeter of the given figure. tHE Figure is a rectangle.It has height (8)/(2x5) and length (8)/(2x5) My answer is: (2(x+8))/(2x5)  Add or subtract as indicated. Express your result in simplest form. (2)/(5w+10) ... 
chemistry
How do I make a 6M NaOH solution? (25mL) and is there a certain way to make NaCl saturated? or is it already saturated? 
Math/Statistics
A certain drawing states that the odds of winning are 15:270. What would be the odds against winning? 
Algebra II
The current i in a certain circuit is given by i=6.25e^125t (amperes) where t is the time in seconds. At what time will the current be 1.00 A? 
chm
At a certain temperature the concentration of was 0.400 and that of was 0.235 . At equilibrium the concentration of was found to be 0.250 . What is the value of at this temperature? 
chemistry
i need to prepare 25.00 mL of a solution of a certain vitamin at a concentration of 2.00 mg/ml. how do i find the weight of the vitamin needed in the solution 
Math
A certain computer can perform 10 to the 5th power calculations per second. How many calculations can it perform in 10 seconds? 
math
At a certain college, there are 7 men for every 5 women. If there are 440 more men than women, what is the total enrollment? 
Chemistry
A certain gas has a solubility of .50 g/L under a pressure of 1500 torr. What would its solubility be a 2250 torr? 
math
At a certain college, there are 7 men for every 5 women. If there are 440 more men than women, what is the total enrollment? 
Literature Essay (Writeacher)
I'm not quite certain I understand what you meant in your latest reply in the last "Literature Essay" post. 
Reading
How do you identify important text features about a certain topic or subject before reading the text? 
physics
a brass rod is 2 m long at a certain temperature. what is its length for a temperature rise of 100 K, if the expansivity of brass is 18 *10^6K1? 
math (algebra)
In a certain circle, the length of a radius is equal to the reciprocal of the length of a diameter. What is the area of this circle? 
math
plzz help I do not understand a certain computer can perform 10^5 calculation per second. how many calculation can it perform in 10 seconds??? 
achimota secondary school
when a certain number is added to 11 and the result is multiplied by 3, the final result is 45. Find the number. 
Physical Chemistry
If the n = 3 to n = 4 transition for a certain particleinabox system occurs at 4.00 x 10^13 s 1 , find the frequency of the n =6 to n =9 transition in this system. 
math
A certain plant grows 1 2/5 inches every week. How long will it take the plant to grow 4 4/5 inches? 
science
3×10^18 photons of a certain light radiation are found to produce 1.5 j of energy. calculate the wavelength of light radiation 
Chemistry
A certain mixture of helium, He, and krypton, Kr, has a mass of 10.0 g and occupies a volume of 20.0 L at 25.0EC and 1.20 atm. What is the mass of He in the mixture? 
physics
a brass rod is 2m long at a certain temperature. What is its length for a temperature rise of 100k, if the expansivity of brass is 18*10 
Math
When 8 is divided to a certain number and the result is divided by 6 the ans is less than 1quarter. Find the range of the number 
Algebra
I'm suppose to write an equation with the following information: Line passes through (2,6) and is parallel to x=8 I know i must use the slope point form the problem is that since x=8 I don not know which is the slope. Please help me :) The line for x=8 is a straight line ... 
Quick English check
Identify the choice that most closely matches the italicizes word or phrase below. The words are: analytical, comprised, deemed, empirical, extrapolate, inference, mitigate, paradigm, speculate, stratagem. 1. The prevailing framework of what it means to use technology in the ... 
algbra 1b
can someone tell me if i have the answer correct a. Suppose a market research company finds that at a price of p = $40, they would sell x = 27 tiles each month. If they lower the price to p = $15, then more people would purchase the tile, and they can expect to sell x = 47 ... 
physic
The figure shows the yposition (in blue) of a particle versus time. (a) What is the average velocity of the particle during the time interval t = 1.50 s to t = 4.50 s? (Express your answer in vector form.) Incorrect: Your answer is incorrect. webMathematica generated answer ... 
i really need help with science pls help
The Hawaiian Islands are examples of islands that formed over a hotspot. Based on this information, which of the following processes formed the Hawaiian Islands? Melted rock called magma rose through holes in Earth's crust and gradually solidified as it cooled. Tectonic ... 
Science
A liquid solution of formaldehyde is 37% pure. This solution has a specific gravity of 1.037. The molecular weight of formaldehyde is 30.0. To 1.00 ml of this impure stock solution is added quantity sufficient total the total volume to 500 ml. If 1.00 ml of this solution is ... 
Stress Management Techniques
1. Which one of the following chemicals does the body generate during regular exercise? A. Adrenaline C. Endorphins B. Sodium chloride D. Estrogen 2. Which one of the following choices would indicate that a person has entered the exhaustion stage of stress? A. A cold that ... 
Chem
Consider the reaction H2S(g) <==> H2(g) + 1/2S2(g) At 1065*C the partial pressure at equilibrium of hydrogen sulfied, hydrogen and sulfur are found to be .670 atm, .221 atm, and .110 atm, respectively. Find Kp and deltaG* for the reaction. Find deltaG for the reaction ... 
biology
what is the chemical reaction that produces a polymer for of a biomolecule? 
science
what kind of reaction is the formation of sodium chloride 
Bio
Does Aspirin do something to the reaction of amylase with starch ? 
Organic Chem
Why is Diels Alder reaction stereospecific? 
Chem
Is this halfreaction H2(g) + 2 OH(aq) ===> 2 H2O(l) = 2 e reduction or oxidation? 
Chemistry
how do you write the reduction halfreaction of ions? 
science
write the balanced half reaction for the conversion of CL(g)to Cl(aq) 
chem
write the balanced halfreaction for the conversion of Fe(s)to Fe+2(aq) 
American History
What was the action and reaction of the Treatyof Paris? 
chem
evaluate E^0 for the half reaction: CO2 (g) + 2H + 2e^ <> HCOOH ( Aq) 
science
what happens to a catalyst in the end of a chemical reaction? 
life science
What does Glycolysis reaction need to proceed? 
biology
what is the major source of energy for cellular reaction? 
college
What is the molecularity of the elementary reaction? SO_3(g)>SO_2(g)+O(g) 
Chemistry
what is the balanced chemical equation for the reaction between Fe and S? ?Fe + ?S > 
chemistry
is the fizz from soda pop a chemical reaction? 
science
What is the label reaction of Na2O+H20>2NaOH ? 
Organic Chemistry
Carbocation: In which reaction mechanism is it an intermediate? 
Chemistry
What is the equilibrium constant of the reaction 2NO2 (g) with 3.0 M and N2O4 with 2.5M 
Chemistry
Write a balanced equation for each reaction Al + Cl2 > 
Chemistry
What are the major organic products of this reaction: CH3CH2CH2COCH2CH3 
chemistry
What is the net ionic equation for the reaction of H2SO3 with Ba(OH)2? 
Chemistry
Why is there no reaction between Cr2(SO4)3 and Na2SO4? 
Chemistry
Why is there no reaction between Cr2(SO4)3 and Na2SO4? 
adult education
summarizes the processes of allergic reaction 
Chemistry
How many grams of Ni(OH)2 are produced from the reaction of 30.0 mL of 1.75 M NaOH solution? 
Science
What is the combustion reaction for Isopropyl Alcohol (C3H8O)? 
chemistry
write the reaction for the dehydration of CuSO4 . XH20? 
chemistry
WHAT TYPE OF CHEMICAL REACTION IS FORMED FROM Mg + O2MgO 
chemistry
What is the net ionic equation for the reaction of AgNO3 with Ba(OH)2? 
chemistry
What reaction would you get if you added sodium to water ? 
Science
The halfreaction of 3 Pb + 2 NO3 + 8 H>3 Pb2+ + 2 NO + 4H2O 
biology
What effect did boiling the liver have on the reaction? Why? 
Chemistry
What happens to the rate of a reaction if the temperature is decreased and why? 
Chemistry
What mass of CO2 could be formed from the reaction of 16 g of CH4 with 32 g of O2 ? 
Science
What are the common ways of deciding that a reaction has occured? 
Chemistry
give the reaction when lead nitrate is heated 
Science
How are these related? reractant, product, and chemical reaction 
chemistry
which is the more active metal Co+Cr(NO3)2....no reaction 
chem  asap
write the equation for the reaction of fecl2 with k3[fe(cn)6]??? 
chem  asap
write the equation for the reaction of fecl2 with k3[fe(cn)6]??? 
CHEM  ASAPPP
write the equation for the reaction of fecl2 with k3[fe(cn)6]??? 
science
what is the balance chimical reaction for sulfuric acid? 
Chemistry
Is this reaction exothermic or endothermic? Fe(NO3)3+ NaSCN