Chels

This page lists questions and answers that were posted by visitors named Chels.

Questions

The following questions were asked by visitors named Chels.

Use the value of the discriminant to determine the number and type of roots for the equation: (x^2+20=12x-16) 1 real, irrational 2 real, rational no real 1 real, rational

17 years ago

Solve 2x^2=3x+2 by graphing. If exact roots can't be found, state the consecutive integers between which the roots are located. Can you show how to do this step by step?

17 years ago

How do you graph y>= sqrt(3x+12) Show how to get certain points.

17 years ago

Which Triangle has 2 solutions? a. A=130 degrees, a=19, b=11 b. A=45 degrees, a= 4(sqrt 2) b=8 c. A=32 degrees, a=16, b= 21 d. A=90 degrees, a=25, b=15 I really don't know how to do this one so I can't put what my answer is.

17 years ago

When the air temperature is below 0 C, the water at the surface of a lake freezes to form a sheet of ice. If the upper surface of an ice sheet 24.2 cm thick is at -10.7 C and the bottom surface is at 0.00 C, calculate the time it will take to add 1.80 mm...

17 years ago

A buyer is usually not willing to spend a lot of time and energy researching the market when: c. savings to be made are small or d. prices vary but quality is still the same I read the text but I couldn't really find this exactly, both answers seem like t...

17 years ago

A deposit of $1,250 that was incorrectly in the checkbook as 1,200 should be a. added to the checkbook b. deducted from the cheeckbook c. added to the bank statement balance d. deducted from the bank statement balance ok so I know for sure its not c or d...

17 years ago

Doubling the amplitude of a wave will double the amount of energy the wave can transfer. true or false Is it true? That's what I think but I am not that good at this sort of thing.

17 years ago

Find the measure of the reference angle for 400 degrees. How would I do this?

17 years ago

La cocina esta muy sucia. Tu padre dice estas lavando los platos lavan los platos lava los platos y saca la basura Estas sacando la basura

17 years ago

Simplify i^51 Im really not sure what they are saying. i to the 51ith power? Wouldnt it already be simplfied or what. It doesnt make sense to me.

17 years ago

A 0.53-kg billiard ball initially at rest is given a speed of 12 m/s during a time interval of 4.0 ms. What average force acted on the ball during this time?

15 years ago

Pulling the string on a bow back with a force of 28.7 lb, an archer prepares to shoot an arrow. If the archer pulls in the center of the string, and the angle between the two halves is 138*, what is the tension in the string?

15 years ago

What was the American experience?

14 years ago

Which of the following solutions would require the greatest volume of 1.0M NaOH for complete neturalization? a)10.0ml of 1.0M HCl b) " of 2.0 M H2S04 c) " of 3.0M H3P04 d) " of 4.0M H2C204 I don't understand what to do to solve it.

14 years ago

If 48.9g of barium chloride dihydrate, BaCl2.2H20, was treated with excess silver nitrate solution. (show formula) a). how many moles of silver chloride precipitated? b). how many grams of silver chloride precipitated? thank you!

14 years ago

My qestion is how do you find out how many degrees of latitude separtae each other. For example How many degrees of latitude separate (45N, 65W) and (32S, 65W)? Thanks for your help

14 years ago

What is the number of grams of KCIO3 to make 750 mL of 0.227 M?

14 years ago

A solution has a pH of 3.90. What is the hydroxide ion concentration? I know that I need to find H30+ first but my teacher doesn't allow calculators on the test. So how would I find the answer WITHOUT a calculator?

12 years ago

Why were the Vietcong so successful against the United States? A.The Vietcong held the strategically important Ho Chi Minh Trail. B.U.S. troops could not engage the Vietcong in traditional warfare. C.Vietcong forces had superior weapons and military train...

12 years ago

Ghulam sees the school 800m in the distance. He looks up to the top of the school and the angle of elevation is 32 degrees If Ghulam’s eyes are 1.5 metres above the ground, what is the height of the school, to the nearest metre?

5 years ago

Answers

The following answers were posted by visitors named Chels.

I am so stuck on these same exact problems on my Algebra 2 test.

18 years ago

if anyone checks this-please help!!!! please!!

17 years ago

This is what my book says The first step in closing is to transfer the balance of the revenue account to Income summary, the balance is found in the Income Statement section of the work sheet Then to record into the general journal 1. Enter "closing entri...

17 years ago

Yeah I know that's why Im confused.....I know how to use and balance a checkbook but these are the only choices they gave me.

17 years ago

No I know what it says but the first is the question and the others are the answer choices. They didn't seem to make sense to me, like none of them were right

17 years ago

For the Mexicans and The us. Around early 1800s in Texas

14 years ago

I know like the Americas/us wanted to take over the Mexians territory which was Texas or something like rhat.

14 years ago

So would the answer be c because it has 3 times the H+?

14 years ago

Molar Mass of KCLO3 (potassium chlorate)= 39.10+35.45+3(16.00)=122.55 First use what you are given, then use the mole to mole ratio to cancel out moles KClO3 and multiply keeping mol O2. (12.00 moles KClO3)x(3 mol O2/2 mol KClO3) =18 moles O2 :D

14 years ago

thank you for your response, I think I can solve the stoichiometry, the main issue for me is trying to set up the formula. do you think could help me try to set up the formula? the components confuse me.

14 years ago

Ni with +2 electron

14 years ago

37.5ml 1L .152 mol NaCr 1 mol AgNO3 -------|-------|-------------|-------- 10^3ml 1L 1 mol Na2cr 1 L 25ml -------------|-------- 1 mole AgNo3 10^3ml

12 years ago

A 4.369 g sample of metal is placed in a flask. Water is added to the flask and the total volume in the flask is read to be 126.4 mL. The mass of the water, flask, and metal is 268.5 g. If the mass of the flask is 139.3 g and the density of water is 1.000...