fooks

[匿名]

回覆: 3

2016-06-21 12:14 pm

chemistry rate law problem?

[匿名]

回覆: 3

2016-06-21 2:11 pm

Find the x coordinate, h, of the vertex of the graph of the following function:?

[匿名]

回覆: 1

2016-06-21 2:15 pm

Chemistry balancing redox reactions: Balance the following equation in acidic solution?

[匿名]

回覆: 4

2016-06-21 2:13 pm

How many possible remainders are there if we devide any whole number by 16?

[匿名]

回覆: 4

2016-06-21 2:07 pm

How many whole numbers between 1 and 100 are equal to 6 times a number?

[匿名]

回覆: 2

2016-06-21 2:05 pm

How do I solve this?

[匿名]

回覆: 5

2016-06-21 1:57 pm

The fourth term of an Arithmetic sequence is 18 and the sixth term is 28. Give the first 3 terms?

[匿名]

回覆: 2

2016-06-21 1:56 pm

How do I solve this?

[匿名]

回覆: 1

2016-06-21 1:53 pm

If a vehicle is moving at 60 kmh and going at a destination 5km away how long will it take to get there? (plus the equation?)?

[匿名]

回覆: 1

2016-06-21 1:45 pm

What is the molar mass of 81.5g of gas exerting a pressure of 1.75atm on the walls of 4.92L container at 307K?

[匿名]

回覆: 2

2016-06-21 1:32 pm

name the gas which is usually produced when dil. H2SO4 acid reacts with a metal. illustrate with an example.?

[匿名]

回覆: 1

2016-06-21 12:03 pm

Chemistry problem. Help meeee please!!!!?

[匿名]

回覆: 3

2016-06-21 11:59 am

A.1. What is the largest 5- digit number having different digits? Write it in symbols and in words.?

[匿名]

回覆: 1

2016-06-21 7:13 am

What is the molar mass of 37.96g of gas exerting a pressure of 3.29atm on the walls of 4.6L container at 375K?

[匿名]

回覆: 1

2016-06-21 11:29 am

NH4NO3=N2O+2H2O 1. how many moles of ammonium nitrate are present in 0.8g of the solid?

[匿名]

回覆: 2

2016-06-21 10:56 am

what is the speed of the object as it reaches the bottom of the incline? 10 pts?

Joanne

回覆: 2

2016-06-21 10:58 am

Hi Can you help? Find the value of p if the quadratic expression x^2-(p+2)x + p + 5 = 0 is a perfect square. Thanks?

[匿名]

回覆: 6

2016-06-21 10:52 am

The length of a rectangle is twice it's width. The perimeter is 36cm? Solve? Best answer avaliable?

[匿名]

回覆: 3

2016-06-21 10:40 am

math help please EXPLAIN?

[匿名]

回覆: 8

2016-06-21 10:30 am

What does x+x equal?

Joanne

回覆: 1

2016-06-21 10:32 am

Can you help? Prove that the quadratic equation x^2+bx+c = 0 can be expressed in the form (2x+b)^2 = b^2 - 4c. Thanks?

[匿名]

回覆: 2

2016-06-21 10:08 am

given that (1-5i)z1 - 2z2 =3-7i . find z1 and z2 as conjugate complex numbers?

[匿名]

回覆: 2

2016-06-21 10:05 am

Lg 5= 0.7 then what will be lg 125?

[匿名]

回覆: 1

2016-06-21 9:58 am

Carol starts moving from x to y at 6am at 50mph. Daid follows her at 10am and catches her at 3pm. What is davids average velocity?

[匿名]

回覆: 2

2016-06-21 9:09 am

Write the chemical equation of mixing hydrogen nitrate (HNO3) with water and what is the conjugate acid and conjugate base? HELP PLEASE!?

[匿名]

回覆: 1

2016-06-21 4:12 am

0.025 mol of oxybenzone is fully excited via the absorption of photons with wavelength of 314 nm. How much energy, in kJ, is absorbed?

[匿名]

回覆: 5

2016-06-21 8:36 am

solve by splitting the term 4x^2+7x-2 cheers:)?

[匿名]

回覆: 2

2016-06-21 8:23 am

how much cement and sand reuired for 150mm thickness of ratio 1:6 for 40sqm?

[匿名]

回覆: 3

2016-06-21 8:16 am

Please help me to solve this question. Thanks.?

[匿名]

回覆: 2

2016-06-21 7:47 am

How can I solve this integral calculus problem?

[匿名]

回覆: 2

2016-06-21 7:43 am

What volume does a solution have if you have 4M in 8L?

[匿名]

回覆: 2

2016-06-21 7:37 am

Chemistry help?

[匿名]

回覆: 1

2016-06-21 6:39 am

What is the molarity of a solution in which 6.9 potassium chloride is dissolved in water to make a final volume of 1.8L?

[匿名]

回覆: 10

2016-06-21 6:41 am

From 8:40pm to 12:40am is how many hours?

[匿名]

回覆: 1

2016-06-21 6:01 am

You have 1.50 mol of potassium phosphide. The mass of this sample is _____g.?

[匿名]

回覆: 2

2016-06-20 11:08 pm

I NEED SO MUCH HELP WITH CHEMISTRY!?

[匿名]

回覆: 3

2016-06-20 10:52 pm

The volume of the NaOH(aq) solution is expressed to what number of significant figures?

[匿名]

回覆: 2

2016-06-20 10:43 pm

A 26 kg child slides down from the top of a 2.07 m slipper slide. If she reaches the bottom with a speed of 1.17 m/s,how much thermal energy?

[匿名]

回覆: 1

2016-06-20 10:34 pm

You give a sled a push up a snowy 19o incline. It come to a stop 2.4 m up the slope. What was its initial speed? Assume no friction.?

[匿名]

回覆: 3

2016-06-20 10:27 pm

Prove that cosX=cotX/cscC using identities?

[匿名]

回覆: 3

2016-06-20 10:19 pm

Plz answer this but I need the explanation completely?

[匿名]

回覆: 1

2016-06-20 10:09 pm

Can you help me with INDEFINITE INTEGRAL?

[匿名]

回覆: 2

2016-06-20 9:43 pm

Integral from (-pi/4) to (3 pi/4) of |sinx|?! Struggling, please help!?

[匿名]

回覆: 1

2016-06-20 8:23 pm

Chemistry help-equilibrium?

[匿名]

回覆: 1

2016-06-20 8:34 pm

At what temperature, if any, will a reaction whose ∆Hº = 321.8 kJ/mol and ∆Sº = -296.5 J/mol•K become spontaneous?

[匿名]

回覆: 2

2016-06-20 8:45 pm

Passes through (-5, 2) and the slope is undefined.?

[匿名]

回覆: 2

2016-06-20 8:35 pm

The volume of a sample of gas is 200 mL at 275 K and 0.891 atm. What will the new volume of the gas be at 770C and 98.5 kPa? HELP!!?

[匿名]

回覆: 3

2016-06-20 8:32 pm

2x^2 - 20x + c ≡ a(x - b)^2 + 3b Work out the value of c.?

[匿名]

回覆: 1

2016-06-20 8:25 pm

Can Someone Help Me With Some Math Please?!?!?

[匿名]

回覆: 3

2016-06-20 8:16 pm

Is CCl4 a lewis acid or a base?? WHY?