What is the empirical of compound (X) going through the following decomposition reaction?

77,997 results, page 86

English

Are these sentences grammatical? Thank you. 1) We are leaving from Turin to Malpensa Airport at 6 am. 2) We are driving from Turin to ... We are leaving from Turim for Malpensa Airport at .. 3) The train is going to take 2 hours. The train journey/The journey by train is going...

Physical Science Question 1

If no friction acts on a diver during a dive, then which of the following statements is true? A.The total mechanical energy of the system increases. B.Potential energy can be converted into kinetic energy but not vice versa C.(KE+ PE)beginning = (KE + PE)end D.all of the above...

English

I forgot to include the following sentences. I included a question mark next to the phrases I find it difficult to rephrase. 1) The mariner tells him how "the ship was cheered and the harbour cleared (?)." "They dropped below the church." How can I rephrase this? 2) The ice ...

introductory physics concept

I know that a capacitor does not allow charge to flow through it because its two conducting plates are separated by a dielectric (insulating material) but then how does a current flow through a circuit? Is it because at a certain DC voltage (almost like a breaking point), the ...

Chemistry-Enthalpies of formation

"Synthesis gas" is a mixture of carbon monoxide and hydrogen that is used to synthesize a variety of organic compounds. One reaction for producing synthesis gas is 3CH4 + 2H2O + CO2 = 4CO + 8H2 Using enthalpies of formation, calculate the enthalpy change for this reaction in ...

chemistry

I also had a problem with this type of questionthe initial pressure of NOCl(g) is 4.329 atm, calculate the % of NOCl(g) left over after the reaction reaches equilibrium according to the balanced equation. The value of Kp at 400.0 °C is 1.99. The initial pressure of the ...

Chemistry

A common laboratory reaction is the neutralization of an acid with a base. When 50.0 mL of the .500 M HCl at 25 C is assed to 50 mL of .500 M NaOH at 25 C in a coffee cup calorimeter, the temperature of the mixture rises to 28.2 C. What is the heat of reaction per mole of acid...

Chemistry

Consider the reaction of Lithium with water: 2 Li(s) + 2H2O(l) ----> 2 LiOH(aq) + H2(g) The delta H of the reaction is -160 KJ The enthalpy of fusion of H2O is 6.0 kJ/mol The specific heat capacity of H2O(l) is 4.18 J/gC When 10 grams of Li(s) is dropped in a container ...

chemistry

20cm(cube) of a gaseous hydrocarbon were mixed with 90cm(cube) oxygen, and the mixture exploded. At room temperature, 60cm(cube) of gas were left. 40cm(cube) of the gas(cabon(4)oxide) were absorbed by sodium hydroxide, leaving 20cm(cube) of oxygen. find the empirical formular ...

physics

A bullet traveling horizontally at a speed of 350 hits a board perpendicular to its surface, passes through and emerges on the other side at a speed of 230 . If the board is 3.80 thick, how long does the bullet take to pass through it?

physics

a bullet travelling horizontally at a speed of 350 m/s hits a board perpendicular to the surface, passes through it and emerges on the other side at a speed of 210 m/s . if the board is 4.00 cm thick, how long does the bullet takes to pass through it ?

Science Help. :)

Describe the flow of blood in the human body, including through each of the four chambers of the heart.Explain how the blood changed as it moves through various locations in the body. Please, Don't Give me answers just explain :) Thank you

Chemistry

For the following balanced equation: 2 Ag+ (aq) + Cu(s) Cu2+ (aq) + 2 Ag(s) Which letter corresponds to the correct cell notation at standard state conditions? A. 2Ag+(aq) Cu2+(aq) 2Ag(s) Cu(s) B. Cu(s) Cu2+(aq) Ag+(aq) Ag(s) C. Ag+(aq) Cu2+(aq) Cu(s) Ag(s) D. Cu2+(aq) Cu(s) ...

UCI Chemistry Webworks

For the following balanced equation: 2 Ag+ (aq) + Cu(s) <<->> Cu2+ (aq) + 2 Ag(s) Which letter corresponds to the correct cell notation at standard state conditions? A. 2Ag+(aq) | Cu2+(aq) || 2Ag(s) | Cu(s) B. Cu(s)| Cu2+(aq) || Ag+(aq) | Ag(s) C. Ag+(aq) | Cu2+(aq...

chem, find concentrations

A 2 liter container holds 2.2 mol of NH3 gas, which starts to decompose according to the following reaction. At equilibrium there are .6 mol of H2. Determine the concentrations of NH3, H2, and N2 at equilibrium. 2NH3-> 3H2+N2 ^ all gas

chem

A student mixes 5 mL of 2.00 x 10^-3 M Fe(NO3)3 with 5 mL 2.00 x 10 ^-3 M KSCN. They find that in the equilibrium mixture concentration of FeSCN^2+ is 1.40 x 10^-4 M. Find each of the following: the initial concentration in solution for Fe^3+ and SCN, the equilibrium constant ...

physics

we know that the speed of light in a vacuum is 3.0 x 10^8 m/s (18,000 mi/sec). If light travels through thick plastic with a speed of 1.75 x 10^8 m/s, what is the index of refraction through plastic?

physics

we know that the speed of light in a vacuum is 3.0 x 10^8 m/s (18,000 mi/sec). If light travels through thick plastic with a speed of 1.75 x 10^8 m/s, what is the index of refraction through plastic?

Thank you all

I walked through the door of opportunity. Yes i took my Ged Test and I feel good about the fact of passing. Thank you all for being there for me. Now I can walk through any door that is place before me. Thank you all again. I can do anything I choose to do, nothing stopping me...

chemistry 1

if 20.2g of zn react with and equal amount of magnesium chloride to form magnesium and zinc chloride[zn+mgcl2> mg+zncl2] a.what is the limiting reactant? b. how much magnesium will be produced? Here is the way to solve most of these stoichiometry problems. Step 1. Write the...

Check my answers for world history

Star* by my answer 7. Which of the following was not a goal of Roosevelt's Square Deal? Creation of a social security system. Ensure that goods produced by American businesses were safe for consumers.* Conservation and preservation of the environment in America. 9. Which of ...

Geometry

determine whether the side through the points (2, 3) and (11, 6) is perpendicular to the side through the points (2, 3) and (_3, 18).

Algebra

Find the equation of the line passing through (-5, -4) and parallel to the line passing through (-3,2) and (6,8)

Math

Is the line through points P(3,-5) and Q(1,4) parallel to the line through points R(-1,1) and S(3-3)? Explain please.

chemistry

Automotive air bags inflate when sodium azide, NaN3, rapidly decomposes to its component elements: 2NaN3(s)→2Na(s)+3N2(g) a)How many moles of N2 are produced by the decomposition of 1.60mol of NaN3? b)How many grams of NaN3 are required to form 14.0g of nitrogen gas? c)...

AP Chem

I know this might sound easy... but i need these problems for bonus and i want to make sure they are right Silver nitrate reacts with strontium chloride in an aqueous precipitation reaction. What are the formulas of silver nitrate and strontium chloride? Write the molecular ...

Science Help! Ms. Sue Please!

8. Which of the following explains why the chemical products from a reaction have a different mass than the chemicals at the beginning? The products are heavier and sink. The products are lighter and rise. The products are a gas and escape into the air. The products are a ...

Latin

1.Hodie viis ad Europam ambulamus. 2. Romanas terras pugnis non occupabunt! 3.Carro et equo ex provinciis cibum portabamus. 4.Romani deos templis, sacrificiis et statuis laudabant. 5.Servus in arena gladio pugnabit. I think it is.. 1.Today we walk on the streets to Europe. 2....

Chemistry

Dinitrogen pentoxide, N2O5, decomposes by first-order kinetics with a rate constant of 0.15 s-1 at 353 K. (a) What is the half-life (in seconds) for the decomposition of N2O5 at 353 K? (b) If [N2O5]0 = 0.0579 mol·L-1, what will be the concentration of N2O5 after 4.0 s? (c) ...

Chemistry

Dinitrogen pentoxide, N2O5, decomposes by first-order kinetics with a rate constant of 0.15 s-1 at 353 K. (a) What is the half-life (in seconds) for the decomposition of N2O5 at 353 K? (b) If [N2O5]0 = 0.0579 mol·L-1, what will be the concentration of N2O5 after 4.0 s? (c) ...

Biology

Consider the following 45 base-pair (bp) DNA sequence: 1 10 20 30 40 | . | . | . | . | . 5’-CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC-3’ ||||||||||||||||||||||||||||||||||||||||||||| 3’-GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG-5’ Tip: If you want to see a ...

Chemistry

Solutions of sodium hypochlorite, NaClO are sold as bleach. They are prepared by the following reaction: 2NaOH + Cl2 --> NaCl + NaClO + H2O If you have 2.32 mol of NaOH and 2.74 mol of Cl2 ga available to react, answer the following questions Na: 23.0 amu Cl:35.5 amu O: 16....

Calculus AB

Let f be the function that is given by f(x)=(ax+b)/(x^2 - c). It has the following properties: 1) The graph of f is symmetrical with respect to the y-axis 2) The graph of f has a vertical asymptote at x=2 3) The graph of f passes through the point (-1,3) Determine the values ...

Chem

Which compound is most likely to be a gas at room temperature? Explain. A.propane B.2-chloropropane C.propanal D.propanone

Accounting

compute the amount that a 20,000 investment today would accumulate at 10% (compound interest) by the end of 6 years.

anat

express the compound fraction in lowest terms:[15p^3q/3mn^2/[5p^5q^3/6n^3. I know 6 is right but the exponents have me confused?

Chemistry

A textbook says that each ion in an ionic compound has the noble gas configuration. What about aluminium oxide?

Chemistry

A TypeIII binary compound containing three atoms per molecule. The total number of protons is 30.

Chem

Which compound does not dissociate a. table sugar b. NaCl C. MgCl2 D. CaCl2 I say b becasue it dissociates 90%, right?

Organic Chemistry

What is the lowest energy alternative resonance structure for this compound: -HC-N+///N / H3C Where /// is a triple bond connecting N+ and N

chemistry

How do the lewis structure and the positions of valence electrons affect the shape of the covalent compound? This is something for my lab

Math

Find total amount in compound interest account. $9000 IS compounded semiannually at a rate of 11% for 20 years

chemistry

If a compound consists of 41.39 % carbon, 3.47 % hydrogen and 55.14 % oxygen what is the molecular formula if the molar mass is 116.07 g/mol?

chemistry

using the lewis dot structures, predict the formula for the compound formed between lithium and chlorine.

chemistry

What are the solute particles present in aqueous solutions of each compound? (Select all that apply.) acetic acid

chemistry

calculate the molecular formula of a compound with vapor density of 30 having 40% carbon, 6.67% of hydrogen and the rest is oxygen.

English 12

I need a 12 grade level complex/compound sentence using an infinitive and two prepositional phrases.

chemistry

When dissolved in 1000 g of water, which chemical compound will produce a solution with the greatest freezing point depression?

chemistry

a compound x has a solubility of 79g/100 g h20. when 24 g of x are added to 68 g of water the resulting mixture is homogeneous or heterogenous

Chemistry 151

finding full formula of a compound knowing that it is a hydtrated sulfate salt of an alkali metal

chem please help !!!!

what might one do to verify that the global strain energy minimum has been identified for a compound?

accounting

What is the future value on 12/31/2014 of a deposit of $10,000 made of 12/31/2010 assuming interest of 16% compound quarterly.

English

write aa sentence about what the future holds using 1 possessive pronoun 2 adverbs and 1 compound predicate

chemistry 12 - gases

The molecular formula for this compound (14.37% H, density of 1.13 g/L at 24 C and 743 mmHg) is C_H_ I am not sure how to use this information

accounting

What is the ending balance in an account that opebs with $7000, earns 7.5% interest compound quarterly, and is held for 20 years.

chemistry

0.44 gram of a colorless oxide of nitrogen occurs 224 ml at stp. write the molecular formula of the compound

chemistry

If one mole of hydrocarbon contain 4g of hydrogen and it molar mass is 40g.what is the homologous series of the compound

Chemistry

Portland cement contains some SiO2. Calculate the mass percent composition of silicon in this compound.

Chemistry

Determine the Molecular weight of a compound that weighs 34g, is vaporized at 50 degrees C, at 1.05 atm, in a flask with a volume of 5.0 L

Chemistry

Determine the Molecular weight of a compound that weighs 34g, is vaporized at 50 degrees C, at 1.05 atm, in a flask with a volume of 5.0 L

General Chemistry I

Write the formation reactions. {You Must include the states of matter for each atom or compound} NaClO4(s)

Grammar

A compound modifier is hyphenated when it comes directly after the noun it modifies. A) True B) False I answered B

Grammar

A compound modifier is hyphenated when it comes directly after the noun it modifies. A) True B) False I answered B

Physics

A compound known as cubic boron nitride has a similar structure to that of. A diamond .wat properties do u expect it to have??

English

How do you write the compound predicate of: People studied coins, saw jewels, or examined ancient tools.?

CHEMISTRY

In PCl5, Fe2S3, H3PO4, how many number of a.)elements b.)atoms c.)molecules are present?? Is it pure? Is it a compound or a mixture??

chemistry

Which compound would you expect to have the highest melting point? BeO MgO CaO SrO

Chemistry

The solubility of iron(III)hydroxide is 4.39E-10M. What is the Ksp for this compound? I don't know how I would go about this problem.

Business Math

calculate the compound amount after 5 years for an investment of $7,700 at 6% interest compounded quarterly.

bmath

Ben invests $19,500 at 12% interest compounded quarterly for 10 years. Calculate the compound amount for his investment.

math

What would be the compound amount after 19 years on an investment of $42,000 with an 11% interest rate compounded annually?

math

What would be the compound amount after 19 years on an investment of $42,000 with an 11% interest rate compounded annually

chemistry

Draw the compound that would produce 4-ethyl-3-hexanol in the presence of a nickel catalyst and hydrogen.Plaese help!!!!!

chemistry

Draw the compound that would produce 4-ethyl-3-hexanol in the presence of a nickel catalyst and hydrogen.Please help!!!!!

chemistry

Draw the compound that would produce 4-ethyl-3-hexanol in the presence of a nickel catalyst and hydrogen.Please help!!!!!

chemistry

the correct formula for the ionic compound containing Tl^3+ and Te^2- ions would be: a. TlTe b. Tl3Te2 c. Tl2Te3 d. Tl2Te

Chem

what mass of hydrogen was in an unknown compound containing only c, h, and o if 2.65kg H2O was produced by combustion analysis

math

create a new table factor and calculate the compound amount for $10.000 with a nominal rate of 6% for 4 years

math

find compound and (apy) amount for $1000.00 with a 12% nominal rate (quarterly).determine how many days of loan thanks

chemistry

The boiling point of another member of this homologous series was found to be 309 K \rm K. What is the likely molecular formula for this compound?

finite math

using continous compound interest formula to find the indicated value A= 99000 P= 72466 R= 7.8% T= ?

To Matt

What did you decide on for #10? 10. Which word is not derived from the Latin verb meaning "to place"? A. compound B. exposition C. extraneous D. imposter

Algebra I

Fill in the compound inequality 4(x-6) 2(x-10) and 5(x + 2) >/ 2(x +8) with less than, greater than, at least, or at most so that the solution is only one value

math

find the difference between the simple intrest and the compound intreston 5000 for 2 years at 9% per annum.

O-Chem

Write the structural formula of a compound with an unbranched chain of five carbon atoms that is an alkenoic acid.

Chem

O=S=O what is this molecular structure Sulfur dioxide? It wants it's binary compound name and formula it is written this way SO2?

language arts

in the sentence the hungry bear jumped in the river and caught a salmon. is the predicate simple or compound?

mathematics

R70000 is invested for five years.calculate a compound interest rate that would double the investment

CHEMISTRY

USING DOT (.) AND CROSS (x) DIAGRAM SHOW THE BONDING IN THE COMPOUND FORMED WHEN HYDROGEN AND OXYGEN COMBINE

math, science, algebra

If the compound interest on $1000 for two years at 9% p. a. , payable half-yearly is $x, find x.

Math

If an investment grows 75% in 4 years, what annual compound interest rate, compounded annually, is being earned?

Chemistry

What compounds(or anions or cations) will make FeCl3 colourless, when it is added to the initial compound(anion or cation)?

Sociology

Did I answer my questions correctly? Which sociological perspective would likely contend that the role of the mass media is to provide socialization, enforce social norms through public events, and create social stability and cohesion through collective experiences? (My answer...

Science! URGENT

Bacteria can reproduce through asexual or sexual reproduction. Environmental conditions for a particular bacteria species are good and the bacteria are thriving. Which form of reproduction will the bacteria most likely use? A. The bacteria will most likely reproduce through ...

Chemistry

Does the reaction rate of a zero order reaction becomes half of its initial value,if the concentration of the reactant becomes half of its initial value?

chemistry(clarification)

The following reaction is at equilibrium in a closed container. CuSO4.5H2O(s) CuSO4(s) + 5H2O(g) What actions, if any, will lead to an increase in the pressure of H2O present at equilibrium? the answer is nothing, but wouldnt decrease in volume will increase pressure

chemistry

For a particular isomer of C8H18, the following reaction produces 5113.3 kJ of heat per mole of C8H18(g) consumed, under standard conditions. C8H18(g) + 25/2(O2)(g) -> 8CO2(g) + 9H2O(g) DeltaH= -5113.3 kJ What is the standard enthalpy of formation of this isomer of C8H18(g)?

Chemistry

Calculate the cell potential for the following reaction as written at 79C given that [Zn^+2] = 0.819 M and [Ni^+2] = 0.014 M. Zn + Ni^+2 = Zn^+2 + Ni I know: E=E -RT/nF ln Q reduction potential for Ni= -0.26 reduction potential for Zn = -0.76 so E standard potential = 0.5 E= 0...

next paragraph

I want to briefly share an account of my trip from Cuba. We were 9 people in a rickety boat, when we left Cuba guided solely by a full moon. We spent seven days and eight nights at sea; we were all dehydrated, and some of us were hallucinating. I was seeing things in the water...

Chemistry

Nitrogen dioxide, NO2, dimerizes easily to form dinitrogen tetroxide , N2O4 : 2NO2<===>N2O4 a) Calculate Change in reaction G* and K for this equilibrium. b) Calculate the (e) (the measure of the progress of the reaction) for this equilibrium if 1.00 mol NO2 were present...

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