Uncle Michael

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回覆: 4

2021-01-04 12:27 pm

Help with Math! I need to simplify each expression and show my work!?

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回覆: 6

2020-12-25 6:20 pm

How to represent a fractional function in a simplified form?

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回覆: 3

2020-12-22 2:23 pm

CHEMISTRY HELP PLEASE!!! A solution is prepared by mixing 1.72 grams of propanol (C3H) in 150g of water.?

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回覆: 2

2020-12-17 3:21 pm

please help 3. Write a balanced nuclear equation for the alpha decay of Ca- 42.?

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回覆: 1

2020-12-14 11:27 pm

standardization?

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回覆: 2

2020-12-14 10:21 am

Consider a titration involving a weak acid, HA (Ka = 7.89x10-6). A standardized solution NaOH(aq) with a concentration of 0.341M is used as?

[匿名]

回覆: 1

2020-12-12 4:34 pm

Chemistry:?

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回覆: 3

2020-12-12 1:22 pm

What is the empirical formula of a compound with 1.20% H, 42.00% Cl, and 56.80% O?

[匿名]

回覆: 1

2020-12-12 11:22 am

Chemistry naming compounds.?

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回覆: 2

2020-12-12 10:16 am

CHEMISTRY HELP?

[匿名]

回覆: 2

2020-12-10 3:58 pm

Help with molecular formula?

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回覆: 1

2020-12-06 11:30 pm

Name these organic Alkyl halides?

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回覆: 1

2020-12-06 2:15 pm

 A mixture containing FeCI3(molar mass=162.21g/mol) and AICI3(molar mass=133.35g/mol) weighs 5.95g. The chlorides are converted to the?

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回覆: 2

2020-12-03 8:42 pm

HELP - Rate of reaction Conversion?

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回覆: 1

2020-12-02 2:19 pm

54.0mL of sulfuric acid is neutralized with 14.7mL of 1.09 M sodium hydroxide. Determine the concentration of the sulfuric acid solution.?

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回覆: 3

2020-12-01 9:00 am

Find ALL exact radian solutions to the equation: sinx + 2sinxcosx = 0?

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回覆: 1

2020-12-01 8:28 am

In which of the following pure substances will hydrogen bonding be an important intermolecular force?

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回覆: 1

2020-11-30 2:46 pm

What mass of gold is produced when 19.5 A of current are passed through a gold solution for 35.0 min ?

[匿名]

回覆: 2

2020-11-30 2:45 pm

How many minutes will it take to electroplate 49.1 g of gold by running 5.00 A of current through a solution of Au+(aq)?

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回覆: 3

2020-11-28 2:50 pm

Calc question!!?

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回覆: 2

2020-11-28 3:21 pm

Is my answer right?

[匿名]

回覆: 1

2020-11-28 3:13 pm

Is my answer correct?

[匿名]

回覆: 1

2020-11-28 4:36 pm

Find the limit of part b?

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回覆: 2

2020-11-28 1:08 pm

What is Zaitsev's rule ?

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回覆: 1

2020-11-24 4:43 pm

What is the force of gravitational attraction between two spherical objects, one with a mass of 1.67 x 10⁸ kg ?

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回覆: 1

2020-11-24 2:26 pm

Please help with these questions on Molar Concentration!?

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回覆: 1

2020-11-24 2:49 pm

Questions on Solutions and Dilutions help! I have the answer just not the process!!?

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回覆: 2

2020-11-24 11:41 am

How many oxygen atoms are there in 98.4g of oxygen gas?

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回覆: 1

2020-11-23 1:43 pm

The rate constant k for the first-order reaction A→3B is 0.527 s−1. After how many seconds will 45.0% of the initial amount of A remain?

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回覆: 1

2020-11-23 1:46 pm

math pre calc 11 please help :)?

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回覆: 1

2020-11-23 1:49 pm

The firstorder reaction 3A→2B+C has rateconstant 0.538s−1. If theinitial concentration of A is0.867mol L−1, what is the halflife of reaction?

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回覆: 1

2020-11-23 2:12 pm

How is the sum expressed in sigma notation?

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回覆: 1

2020-11-23 11:05 am

Chemistry ?

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回覆: 1

2020-11-23 8:32 am

Help with chem?

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回覆: 1

2020-11-23 10:10 am

Chem help pls?

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回覆: 1

2020-11-20 9:52 am

The solubility of Ag3PO4 is 2.1x10-4 g/100g water.?

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回覆: 1

2020-11-20 11:10 am

Each molecule of fatty acid ester provides how many equivalents of carboxylate acid salts?

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回覆: 1

2020-11-20 9:52 am

As PbCl2 dissolves in water, [Pb2+]=0.20 mol/L and [Cl-]= 0.015 mol/L.?

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回覆: 2

2020-11-20 10:06 am

How long would it take, in minutes, for the amount of potassium-44 to decrease from 32.0 mg to 4.00 mg?

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回覆: 3

2020-11-15 10:54 am

Let f(x)=5−1x+12x2. Calculate the following values?

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回覆: 1

2020-11-10 2:23 pm

At 25 ∘C , the equilibrium partial pressures for the reaction?

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回覆: 3

2020-11-09 11:35 pm

Solving for the perimeter?

Irene

回覆: 1

2020-11-09 4:05 pm

Which formula identifies a single substance?

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回覆: 1

2020-11-08 7:58 pm

Reaction mechanisms - chemistry ?

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回覆: 2

2020-11-08 6:05 pm

Probability question?

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回覆: 6

2020-11-06 8:34 am

could i get help simplifying the equation please?

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回覆: 1

2020-11-06 6:48 am

Which of the following molecules are stabilized by delocalized  orbitals? There can be more than one answer.?

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回覆: 2

2020-11-04 12:41 am

What is the VSEPR for IF3?

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回覆: 3

2020-11-03 9:25 pm

Let f(x,y,z) = 5zxy+6x. Use this definition of to find the given functions.?

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回覆: 1

2020-11-03 8:46 pm

Find the partial derivative of z = sin(5x^3y-6xy^2) answer??