a certain reaction has the following generaln form

73,436 results, page 92

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.

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^-6K-1?

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 particle-in-a-box 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

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 y-position (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 ...

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 ...

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 ...

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 delta-G* for the reaction. Find delta-G for the reaction ...

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 ...

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 half-reaction H2(g) + 2 OH-(aq) ===> 2 H2O(l) = 2 e reduction or oxidation?

Chemistry

how do you write the reduction half-reaction of ions?

science

write the balanced half reaction for the conversion of CL(g)to Cl-(aq)

chem

write the balanced half-reaction 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 + O2----MgO

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 half-reaction 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

Chemistry

Calculate the enthalpy change at 300kalven for the reaction?

physics

What does it mean when they say that action equals reaction?

Chemistry

What compounds can be formed by the reaction of K2SO4 and BaCI2?

chemistry

How do you balance a chemical reaction word equation?!

chemistry

questions related to yield of chemical reaction.

chemistry

Write a balanced reaction for the formation of Fe2O3 (s)?????

Chemistry

What is the Net Ionic Reaction for NaOH(aq) + H2SO4(aq)-->

physics

reaction of lead nitrate with sodium iodide

GSGS

what is a limiting reagent of the reaction CuSO4 and Pb(NO3)2

Chemistry

What is the value of K for this aqueous reaction at 298 K? A+B<==> C+D delta G= 23.41 kJ?

chem

what volume of 1M NaOH is needed for the reaction with 1L of 1M HCl?

Chemistry

which sign of chemical reaction is not detectable by sight?

Chemistry

What is the ionic equation for hydrolysis reaction of NH4C2H2O2 ? Thanks.

Chemistry

If ions O^2- are added to water, what reaction, if any, occurs?

Chemistry..

Reaction type that is being represented? S D SR DR C C3H6 + O2 --> ?

Chemistry

Can the reaction 2Ni(s)+MgSo4(aq) occur.Explain why?

Chemistry

What is the equation for the reaction of potassium soap with HCL?

Chemistry

Is Cl2 + 2e- -> 2Cl- an oxidation half-reaction?

Chemistry

Is Cl2 + 2e- -> 2Cl- an oxidation half-reaction?

chemistry

balanced equation for the reaction of HNO3 + STARCH +KI

chemistry

What is the balanced equation for a reaction of iron with chlorine?

science

what is the product or reaction between H3O + AgNO3?

science

what is the product or reaction between H3O + AgNO3?

Chemistry

Provide the products for this reaction: CH3O- +CH3SH -> ????

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