a certain reaction has the following generaln form

73,436 results, page 98

Math

What is 9/20 in simplest form?

Algebra II

What is the simplified form of (1/2x^-2)^3 X^7?

math

What is 2:1 and 1:2 in simplest form?

math

Anyone know what 1/2 is in simplest form??

math

.26 in word form

Algebra

What is the simplified form of (2x -25)/(2x -3x -10)?

math

What is the equivalent form of 15/24?

MA

Can a/b and (a+b)/b ever form a proportion? Why or why not?

math

What is (-7)^5 in expanded form? 1.-7*-7*-7*-7*-7 2.-7*5 3.(-7)*7*(-7)*7*-7 4.5*5*5*5*5*5*7 IS IT D

Math

1/6 * 5/8 in simplest form.

math

what is 20 in expanded form?

algerbra

logarithmic form of: 4y=64

algebra

what is y=x^2-2x-8 in vertex form?

itzel

how can simlpets in form 1/11+3/11

math

35/65 in simplest form

ms.sue help

what is possessive form?

fractions

38/53 in the simplest form

Math

3/8 x 11/15 in its simplest form

Math

7.6×10^6 in standard. Form

Math

-12 in the form of a/b where a and b are integers

Math

5 1/6 in the form of as a/b where a and b are integers

math

1.8e+6 in simplest form?

Math

What's the simplest form of 3x 1/6?

algebra

what is 6y-12=-3x in standard form?

Math

Simplest form 5/6 + 7/8=

Calculus

What is y=-2/7x-1 in standard form?

doan

what is the simplified form of x-1/3x-3 ?

math

5/6:7/10 what is simplest form of

math

If we express 3x^2 - 6x - 2 in the form a(x - h)^2 + k, then what is a + h + k?

Math

What is (3x^2y)^2 in standard form

Math

1. What is 2.28 x 10^-8 in standard form

math

what is 67 in simplest form?

math

what is 1.07 x 10^3 in standard form

chemistry

A student prepared aspirin (C9H8O4) in a laboratory experiment using the following reaction. C7H6O3 + C4H6O3 C9H8O4 + HC2H3O2 The student reacted 2.00 g salicylic acid (C7H6O3) with 2.67 g acetic anhydride (C4H6O3). The yield was 2.00 g aspirin. Calculate the theoretical yield...

chemistry

I need help. I have no clue how to find this. A flask is charged with 1.680 atm of N2O4(g) and 1.220 atm of NO2(g) at 25 degrees celcius. The equilibrium reaction is N2O4 <-> 2 NO2 After equilibrium is reached, the partial pressure of NO2 is 0.550 (a) What is the ...

College Physics

A certain transverse wave is described by the equation y(x,t) = (6.50 mm)sin2pi((t/0.0360 s)-(x/0.280m)) Determine the wave's (a) amplitude (b) wavelength (c) frequency (d) speed of propagation and (e) direction of propagation

Physics

The launching speed of a certain projectile is 6.4 times the speed it has at its maximum height. Calculate the elevation angle at launching. I have noo idea how to start this one. Please help!

math

At a certain range of depths, the temperature of Earth's interior, in degrees Celsius, is expressed as 10d+20, where d is the depth in kilometres. Determine the temperature at a depth of 15km. I really don't get this, plz help!

chemistry

even every air can be changed in to liquid at certain pressure and temperature, why our earth tend to change water at gaseous state to liquid state and by what conditions?

math

You are a manufacturer of a certain item. You’ve calculated that you can sell 80 of these items for $5 each and you can sell 60 of these items for $8 each. Assuming this relationship is linear, write an equation that relates cost to the number of watches you make

physics

Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above the wings is 4.2% of atmospheric pressure. Find the lift on the airplane.

physics

4 Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above the wings is 4.2% of atmospheric pressure. Find the lift on the airplane.

physics

Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above the wings is 4.2% of atmospheric pressure. Find the lift on the airplane.

Physics

A certain radio station broadcasts at 1430 kilohertz. This is the frequency of oscillation of electrons in the transmitting antenna producing the radio wave. Find the period of the electrons' motion.

science

although each place on earth has its own climate,they can be grouped based on certain overall characteristics.what are the keys factors that scientist use to determine the climate of a particular place

math

If shipping charges to certain point 62 cents for the first five ounces and 8 cents for each additional ounce, the weight of a package, in pounds, for which the charges are $1.66 is not just an answer please A.7/8 B.1 C.1 1/8 D.1 1/4 E.1 1/2

math

A certain ball is dropped from an altitude of 1 meter and rebounds one-half of it's previous altitude. What is the total distance the ball has traveled when it hits the floor the 40th time?

BUSINESS

1. Tailor your business to aim your product or service at a certain group of customers, who are called the A. primary target market. B. focus group. C. demographic grouping. D. research base. A?

physics

22. On the surface of a certain planet, there is one unit of gravitational force exerted on every 0.4 units of mass. The gravitational field strength on this planet has numerical value A. 0.4 B. 2.5 C. 1.6 D. 1 C.1.6 is wrong

math

the mean weigh of 500 male students at a certain college is 151 lb , and the standard deviation is 15 lb. assuming that the weights are normally distributed , how many students weigh more then 181 lb.

jokens

A sphere with a charge of 1.5 x 10-6 C experiences a force of 3.5 x 102 N when it is located at a certain point in an electric field. Determine the magnitude of the electric field intensity at this location. (remember E = Fon q' / q', and 1 µC = 1.00 x 10-6 C

Physics

Assume that a certain city consumes electrical energy at an average rate of 2.0× 10^9 W. What would be the mass change in producing enough energy to keep this city running for 21 weeks?

physics

The position versus time for a certain object moving along the x-axis is shown. The object’s initial position is −2 m. Find the instantaneous velocity at 6 s. Answer in units of m/s

chem 15

A bottle of a certain ceramic tile cleanser, which is essentially a solution of hydrogen chloride, contains 130 g of HCl and 750 g of water. What is the percent by mass of HCl in this cleanser?

Math

A car rental agency charges $44.12 per day plus mile for a certain type of car How much is the rental charge for a 3 days trip of 605 miles?

physics

A 6.4 cm diameter horizontal pipe gradually narrows to 5.2 cm . When water flows through this pipe at a certain rate, the gauge pressure in these two sections is 30.0 kPa and 20.2 kPa , respectively

Healthcare Management

_______ statement is a statement about where the organization's leadership sees the organization going within a certain period of time. A. vision B. goal C. strategic D. mission A

Maths

The first odd number can be expressed as 1 = 1squared - 0squared. The second odd number can be expressed as 3 = 2squared - 1squared. The third odd number can be expressed as 5 = 3squared - 2squeared. a) Express the fourth odd number in this form. (Am I right in saying 7 = ...

Chemistry

I want to see if i got my answer correct for #1 but I need help on #2 1.A 150g aluminum pan containing 500g of water is heated on a stove for 5 minutes. The temperature goes from 23.5C to 48.9C. How much heat was absorbed. (s for Al is .900j/g C, s for H2O is 4.184 j/g C) I ...

Chem

I want to see if i got my answer correct for #1 but I need help on #2 1.A 150g aluminum pan containing 500g of water is heated on a stove for 5 minutes. The temperature goes from 23.5C to 48.9C. How much heat was absorbed. (s for Al is .900j/g C, s for H2O is 4.184 j/g C) I ...

Chemistry

So I am writing a lab report and Im stuck with calculating the enthalpy change of combustion of the following reaction: Mg+2HCl--> MgCl2+H2 .I am given the mass of Mg which is 5g and the concentration of HCl which is 2M and the volume of HCl which is 50 cm^3.I found the ...

chemistry

Hydrogen gas can produced by the reaction between metallic aluminum and aqueous hydrochloric acid 2Al+6HCl----2AlCl3+3H2 Hydrogen gas produced by this reaction is typically collected via water displacement, during which time the hydrogen gas becomes saturated with water vapor...

Work Experience

To do work experience, do you have to be a certain age? Any sites anyone could recommend?

Math

Suppose the supply and demand for a certain videotape are given by: supply: p=1/3q^2; demand: p=-1/3q^2+48

math

if 89,88,45,9,33, drawn in order,in certain lotto,from 1-90 numbers next drawn numbers will be what

Geography

What is the time and day at a certain place on 60°w longitude when it is 5:30 am on friday at a place 90 ° E longitude ?

Universe and the Stars-Please Check

Give 2 reasons y elliptical galaxies are considered to be older & more evolved than spiral galaxies. They are considered to be older because they have little instellar matter and because they rarely form new stars like the other galaxies do. They seem to be more evolved than ...

english

1-Natue is in top form in this stunning spot. 2-I enjoy nature on a weekend hike and even in my backyard. 3-This is a place of still water, of slow moving fish called koi, and of great green trees. 4-Perhaps you have already guessed the place. 5-I have in mind. 6-It's the koi ...

English

Here are some sentences on Shakespeare I'd like you to check. Thank you. 1)It is difficult to date Shakespeare's plays because only half of them were printed during his lifetime. Three kinds of evidence are used (?) to date his plays. 2) The most valuable is the external one, ...

physics

Which of the following is correct for the nuclear fission reaction? Choose one answer. a. The mass of the daughter nucleus is always greater than the mass of the parent nucleus. b. The mass of the daughter nucleus is always less than the mass of the parent nucleus. c. The mass...

Chem

A carless chemistry student pours 200 grams of methanol, a flammable substance into the sink. Another careless chemistry student causes the bad situation to get even worse by dropping a lit match into the sink. The metanol burns completely with 300 grams of oxygen from the air...

chemsitry

acetylsalicylic acid (aspirin) HC9H7O4 is the most widely used pain reliever and fever reducer. Find the PH of 0.040 M aqueous aspirin at body temperature (Ka at 37 C = 3.6 x 10-4) is this correct? initial concentration is 0.040 M. let change in concentration to equilibrium ...

chemistry

acetylsalicylic acid (aspirin) HC9H7O4 is the most widely used pain reliever and fever reducer. Find the PH of 0.040 M aqueous aspirin at body temperature (Ka at 37 C = 3.6 x 10-4) is this correct? initial concentration is 0.040 M. let change in concentration to equilibrium ...

English

Can you please check these sentences for me? Thank you very much. 1)Nature is personified. 2)The humans (or people, human beings) don't have time to observe her beauty as cows an sheep do. 3) We don't have time to turn at Beauty's glance and see how her feet can dance. 4) The ...

algebra

Write all of the following statement(s) that apply to the following polynomial: x2 – 9x + 3 It is a binomial. It can be evaluated at x = It has a coefficient of 9. It is quadratic.

Algorithms

Arrange the following functions in increasing order of growth rate (with g(n) following f(n) in your list if and only if f(n)=O(g(n))). a)2^2^n b)2^n^2 c)n^2 * log(n) d)n e)n^2^n

Calculus

Which of the following would be the best first step when solving the following system using the substitution method? x - y = -4 ; x + 2y = 5 a. x = -4 - y b. x = -4 + y c. 2y = 5 - x d. 2y = 5 + x

Chemistry

Dr.Bobb222 please help balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.) (a) NO3−(aq) + Pb(s) &#...

English

In the poem "Dream Deferred" by Langston Hughes, what does the term "dream deferred" mean? Also, in the US, what are some groups that have been exposed to predjudice? I have some: African Americans, immigrants Can anyone think of any others Any dream that people put off ...

chemistry

Determine whether ∆H is equal to, greater than, or less than ∆U for the following reactions. Keep in mind that “greater than” means more positive or less negative, and “less than” means less positive or more negative. Assume that the only significant change...

ACC 105

Employee Form W-2 Information Roach, Kelly Volpe, Ralph Myer, Randi Ford, Kenneth Carmen, Chrissy Zuber, Hal 1. Wages, tips, other compensation 2. Federal income tax withheld 3. Social security wages 4. Social security taxes withheld 5. Medicare wages and tips 6. Medicare tax ...

biology

I have some questions that relate to table 2.1 which lists the chemical elements that occur naturally in the human body. Similar percentages of these elements are found in most living organisms. a. In what abiotic (non-life) chemical forms are these elements often found in ...

chemistry

A STUDENT STUDYING THE FE+3- HSCN equilibrium put into a test tube 10.00ml of 2.00 x 10-3 M Fe(NO3)3 with 10.0 mL of 2.00 x 10-3 M HSCN.THE H+ in the resulting solution was manteined at 0.500.By spectrophotometric analysis of the equilibrium solution, the equilibrium ...

Chemistry

Would a substance that does not form hydrogen bonds have a high or low surface tension? What about vapor pressure, specific heat,heat of vaporization or boiling point? It requires extra energy to break hydrogen bonds so a substance that does not form H bonding can evaporate ...

water vapor

When the weather is hot, and the inside of the house is cold, why do droplets of water form on the windows? Do they form on the outside or inside of the windows? Thanks. Water droplets form because of condensation. Here is a site that that talks about that. Actually, I have ...

Fitness And Nurition

Greetings! I did my homework, but I don't know if my answers are right or not. I wanted to know if you can help. My answers will be with a * beside it. 1. Which one of the following choices is a mental symptom of distress? A. Memory loss B. High self-esteem C. Hallucinations *...

English

1.Mom always (____) her glasses down somewhere and then can't find them. 2.No one could believe that Carol had been (___) near the dog the entire time. Use correct form of sit or set 1.sets 2.sitting 1.My grades have (----) a little each semester. 2.My father jokes that he (...

physics

The current-density magnitude in a certain cicular wire is J= (2.75*10^10A/m^4)r^, where r is the radial distance out to the wire 's radius of 3.00 mm. The potential applied to the wire is 60.0 V. how much energy is converted to thermal enery in 2 hours?

MATH Albera

Sales at a certain department store follow the model where y is the total sales in thousands of dollars and x is the number of years after 2001. What was the first year that sales fell below $50,000?

science

Why can certain stars sometimes be identified as eclipsing binary stars? A. They are brighter than any single star. B. They are all white dwarfs C. They become dimmer at regular intervals. D. They are cool red stars. Is the answer C?

English

I forgot to include these very few lines. Thank you very much for helping me. 1) Anyone who doesn't know the difference between opposites must be associated with evil. 2) We undestand that the witches have the power of knowing something about the future for they are able to ...

Algebra

- ok... we keep getting this one wrong: Solve the following equation for x. Write your answer as a fraction in simplest form. -6(x-5)=-2x-8-6(3x-5) What is it you don't understand about this? Clear the parentheses, combine terms, solve for x. Ive been doing that but i keep ...

Chemistry

how many electrons take part in redox reaction: Cl2 -> ClO3^-

ap chemistry

What product is formed by this reaction: H2 + (CH)2 Answered the original post below.

Science

Chemistry: What is the general formula for a chemical reaction? reactants >> products

chemistry

what is the net ionic reaction for coppper(II)chloride and sodium hydroxide?

chemistry

At 1100 K, Kp = 0.25 for the reaction 2SO2(g) + O2(g) equilibrium with 2SO3(g) What is the value of Kc at this temperature?

for Drbob222

how do I calculate pressure exerted by H2 in a Mg and HCl reaction? (weighing by redox)

chem

2 HNO3(aq) + Na2CO3(s) 2 NaNO3(aq) + H2O(l) + CO2(g) (a) Calculate H° for this reaction. kJ

chemistry

Why doesn't the hydrogen produced in the Lithium/water reaction catch fire?

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