a certain reaction has the following generaln form

73,436 results, page 96

Chemistry

Write the equation for the reaction of mixing 2 ml of 3 M (HO)2SO2 with 9 ml of 0.2 M NaClO4

chemistry

what amount of ethanol is needed for combustion reaction for a 20 oz bottle?

science

What do scientists mean when they say that action equals reaction?

chemistry

who was the first scientist to identify a nuclear bombardment reaction?

HINDS CC

HOW MANY GRAMS OF N2O ARE FORMED IF 0.46 OF NH4NO3 IS USED IN THE REACTION

wvuit

calculate the enthalpy change for the reaction n2h4(l) + 02(g) --> n2(g) + 2h20(l)

Chemistry

2C10H22 + 31O2 = 20Co2 + 22H2O What kind of reaction is this?

chemistry

Write the expression for Kc and Kp for the reaction PH3BCl3(s) <==> PH3(g) + BCl3(g)

chemistry

what mass of H2(g) is produced from the reaction of 5.2g Fe(s) with excess hydrochloric acid?

Chemistry

How do I identify the reducing agent in a reaction of magnesium with oxygen?

chemistry

Kp for the reaction is 1.47 at 727°S CO2(g) + C(s) 2CO(g) Calculate Kc at this temperature

college

Kp for the reaction CO2(g) + C(s) 2CO(g) is 1.47 at 727°C. Calculate Kc at this temperature

Chem

Is this reaction endothermic or exothermic? Ca(C2H3O2)2(s) = Ca2+(aq) + 2C2H3O2-(aq)

Chemistry

what type of reaction is AgF + CaCl2 --> AgCL + CaF2 ?

chemistry

is putting gas in a vehicle a physical or chemical reaction

Chemistry

N2 + 3H2 --> 2NH3 how many grams of ammonia is produced in the reaction?

chemistry

How many grams of dichloromethane result from reaction of 1.60 of methane if the yield is 48.8 ?

chemistry

When 24.2 kg of Fe2O3 react with 14.5 kg of CO and 5.4 kg of Fe are recovered, what is the percent yield for the reaction?

Chemistry

Need type of reaction and balance of (NH4)2S+CuSO4=

analytical chemistry

chemical equilibria involved in precipitation reaction

Chemistry

Calculate Kp at 298K for the reaction SO2 + NO2--->SO3 + NO

Chemistry

How can you determine the oxidizing agent in a reaction of iron with chlorine?

Chemistry

Calculate delta G of a reaction with equilibrium constant, K= 9.5 x 10^5 at 25 degrees C

chemistry

write a balanced equation for the chain reaction AL2O3

chem 2

calculate kc for reaction I2 (g)+Cl2 (g)⇌2ICl(g )Kp=81.9 (at 298 K)

chemistry

what is the chemical reaction of camphor and coca cola drink

Chemistry

For the reaction Zn(OH)2(s)+4CN-(aq)->Zn(CN)4 2-(aq)+2OH-(aq) find [CN-] when 8.5 g of Zn(OH)2 are dissolved in 1.00 L of solution.

bio

How is the oxygen production in 30 seconds related to the rate of the reaction?

bio

How is the oxygen production in 30 seconds related to the rate of the reaction?

Chemistry

What is the reaction between methanol and ethanoic acid when heated?

Science

Classify reaction as addition, displacement, or decomposition: Al(s)+NaOH(aq)=Al(OH)3(s)+Na+(aq)

science

explain the Eutectic and Eutectoid reaction in cast irons

Chemistry

In the. Reaction (Na2co3+CaCl2-->2NaCl+caco3) The precipitate is :

CHEMISTRY

WHICH IS LIMITING REAGENT IN FOLLOEING REACTION 3Mg +N2 =Mg3N2

Science

how is energy produced during a nuclear fusion reaction?

chemistry

C+HNO3=H2CO3+H2O+NO2 which type of reaction is it.

biology

does dark reaction helps in transmittance and conservation of energy

chemistry

ferus amonium sulphate reaction with sulphuric acid

Science

What Type of Simple Chemical Reaction Occurs in Fireworks?

O-Chem

What stereoisomers would be created by the reaction of (Z)- stilbene with bromine?

Chemistry

How many atoms of iron will be produced from the reaction of 50 g of hematite and 25 g of carbon?

PLEASE CHEM

balance the redox reaction NO2^- + Ag^+ = NO3^- + Ag

chemistry

For the reaction: 2SO2(g) + O2(g) = 2SO3(g) conducted at 25°C and 1 atm. Calculate H°, S°, G°

chemistry

What is the equation that represents the reaction of esterification of crystal violet? Thanks

Science

Why is photosynthesis an example of a chemical reaction, and why is it classified as endothermic?

science

the spectator ions of all substance that are soluble of the reaction

chemistry

1. In the reaction 2Ca(s) + O2(g) → 2CaO(s), which species is oxidized?

Chemistry

how can magnesium chloride be lost in a reaction and how can we ensure that it is pure?

Chemistry

What is the equation for the reaction between stearic acid and ammonia?

chemistry

what mass of excess reactant remians when the reaction is completed?

General chemistry i

Is this a redox reaction? 4Cr+3O2 -> 2Cr2O3

Chemistry

what type of reaction occurs in Al+SnCl4 ? and what is the balanced equation

science

Why is photosynthesis an example of a chemical reaction, and why is it classified as endothermic?

Chemistry

How do i figure out if 2NO2 -> N2O4 is a redox reaction

chem

what mass of Cl2 is produced from the reaction of 665 g of Hal

Science

What happens to energy and matter during a chemical reaction?

Chemistry

Using benzene as an example to illustrate substitution reaction

Chemistry

How much heat is produced by the complete reaction of 5.29 kg of nitromethane?

chemistry

How to solve CoCl2+HO2- ------> Co(OH)3+ Cl- by half reaction method

science

Write an equation to show reaction of pop with water

science

Torque due to action-reaction force is zero?

chemistry

When are more products of a reaction available initially than at equilibrium? A. K = 0 B. Q < K C. Q = K D. Q > K

science

When are more products of a reaction available initially than at equilibrium? A. K = 0 B. Q < K C. Q = K D. Q > K

ap chemistry

When are more products of a reaction available initially than at equilibrium? A. K = 0 B. Q < K C. Q = K D. Q > K

Chemistry

When are more products of a reaction available initially than at equilibrium? A. K = 0 B. Q < K C. Q = K D. Q > K

chemistry

complete the equation for the reaction of the soap with magnesium chloride

Chemistry

When We Balance Equations In Chemical Reaction,we Are Obeying The Law Of

History

What was king george's reaction to the boston tea party?

Chemistry

Writing balanced chemical reaction of K2CO3 (s) and HCl (aq) ???

science

writing balanced chemical reaction of K2CO3 (s) with HCl (aq)??

Chemistry

Calculate the amount of H2 produced from the reaction of 4.25 grams Zn and 25 ml of 3.0 M HCL.

Chemistry

Calculate the amount of H2 produced from the reaction of 4.25 grams Zn and 25 ml of 3.0 M HCL.

chemistry

How to prove that sodium hydroxide is a base with the help of an equation for the reaction

Chemistry

Does LiAlH4 perform any kind of a reaction with a triple bond?

Chemistry

What kind of reaction is it when you put a potato in hydrogen peroxide?

science

Classify the reaction between zinc and acetic acid.

Chemistry help pls

DEFINE REDOX REACTION WIT EXANPLE

Chemistry

C3H8 +________O2 ---------3CO+4H2O . Which is the balance the reaction A. 1 B. 7 C. 5 D.3

Chemistry

How would you synthesize each of the following? a. 1,2-dibromopropane from propene b. acetone (2-propanone) from an alcohol c. tert-butyl alcohol (2 methyl-2-propanol)from an alkene d. propanoic acid from an alcohol How would you synthesize the following esters? a. n-...

math

A tangram is a geometric puzzle made from seven pieces that form a square. Trace the pieces, cut them out, and answer the following questions. The puzzle can also be seen on wikipedia web site. a. If the area of the entire square equals 1 unit, label each piece with its ...

English - Native speakers

Thank you for all your help till now! Another questions: Can you please paraphrase the following sentence because I just don't get the meaning of it: In the same interview, she cited her lifelong acquaintance with fear as the reason for her relative fearlessness in deciding to...

English

At night, the two necklaces are kept together in the safe on the second floor. (situation: after one necklace was stolen.) (What is the active form of this passive sentence between the following?) 1. At night, I keep the two necklaces together in the safe on the second floor. ...

chemistry

Electrons are one of the most important components in atoms. Compare and contrast how the electrons are organized in K (potassium), Al (aluminum), C (carbon), Cl (chlorine) and Ne (neon). Then explain how that electron structure leads these atoms to form or not form bonds with...

Physics

which of the following is NOT true about the path of a cannon ball launched horizontally from the earth's surface if air resistance is neglected? a. the cannnonball has a uniform horizontal velocity b.the total velocity of the cannon ball increases as a function of time c.the ...

Science

Humidity is the amount of water vapor in the air at a given time. At warm temperatures, air can hold more moisture than it can at cold temperatures. Relative humidity is the amount of vapor the air is holding expressed as a percentage of the amount the air is capable of ...

Physics check

A certain radioactive isotope has a half-life of one hour. At noon, 100g of the material is present. How much of the original isotope will be present at 3:00 p.m.----1/8 6:00 p.m.-----1/16 10:00 p.m.-----1/32 Are these correct?

Evaluating elasticity

The demand function for a certain item is x = 35(sqrt(32-p^2)) ---Evaluate the elasticity at 5. E(5)= I don't know how to find elasticity, so i don't know how to start this problem. If someone could explain elasticity i think that i could figure it out.

Physics

There is an electric field in a certain region that is defined as E=axihat, a is N/C and x is defined by the position in meters. What is the volume charge density in the region. So far I did 32p=(32)(8.85*10^-12) I got 3.54*10^-10, where did I go wrong?

Aged College Student

The dosage of a certain medication is 1/4 ounce for every 50 pounds of body weight. How many ounces of this medication are required for a person who weighs 175 pounds?

Question about the board

I am looking at many questions that just have 2 or 3 words to them and responses that talk about fixing certain paragraphs. Am I missing something or is the board messing up?

physics II

A certain material is in a room at 27°C. If the absolute temperature (K) of the material is tripled, its resistance doubles. (Water freezes at 273 K.) What is the value for alpha (a) the temperature coefficient of resistivity?

Math

I have a work sheet on probabilities. IMPOSSIBLE (0) UNLIKELY (1/4) EQUALLY LIKELY (1/2) LIKELY (3/4) CERTAIN (1) I have to write at least two things under each listed, and I don't know how to do this

Social Civics

Today a worker's right strike A. cannot be limited in any way B. is not legally reconized under any circumstance C. can be limited by injunction under certain circumstances D. none of these

Critical Reading

An argument is a message that is being sent with the purpose of persuading us to accept certain information true or false. I would say true. Would that be right?Thank you!

statistics

The table below shows the number of girls who ran certain distance. -------------|---|----|---|----|----|--Distance(Km) | 5 | 10 |15 | 20 | 25 | -------------|---|----|---|----|----|--No. of girls | 2 | 1 | 3 | 4 | X | -------------|---|----|---|----|----|-- Given that the ...

chemistry

A certain substance has a heat vaporization of 47.97 kJ/mol. At what Kelvin temperature will the vapor pressure be 7.50 times higher than it was at 297K? Please help me! I don't understand heat vaporization questions

College Algebra

The number of Mosquitoes M9x), in millions, in a certain area depends on the June rainfall x, in inches:M(x)=19x-x^2. What rainfall produces the maximum number of mosquitos?

Biology

Some genes are said to be “linked”. Explain this term and the implications it has as to the inheritance of certain traits. Provide 2 (human) examples of linked genes? PLEASE HELP ITS A REQUEST

Math

A jar has eight red, nine blue, and ten green marbles. What is the least number of marbles that you can remove from the jar and be certain that you have three of the same color?

math

A jar has eight red, nine blue, and ten green marbles. What is the least number of marbles that you can remove from the jar and be certain that you have three of the same color?

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