Alz

Carbon monoxide gas reacts with oxygen gas to form carbon dioxide gas acooridng to the following equation: 2CO(g)+O2(g)--> 2 CO2(g) IF 1 mole of CO2(g) is produves, how many kilojoules of heat energy are absorbed or released ?

Does Organic compound have weak or strong intermolecular forces?

Which relation is not a function? 1)(x-2)^2+y^2=4 2) x^2+4y+y=4 3) x+y=4 4) xy=4 So, I could eliminate some answers. My answer is either its 1 or 2. Can anyone help me?

Which value of r represents data with a strong negative linear correlation between two variables? 1) -1.07 2) -0.89 3) -0.14 4) 0.92

The decision of the supreme court in the 1896 Plessy v. Ferguson case is important because it 1) upheld the legality of sharecropping 2) denounces the violence of the Ku Klux Klan 3) approved separate but equal facilities for black Americans 4) declared s...

What are washers, nuts, and bolts made of? Aluminum, Zinc, Iron, or Nickel?

The specific heat of water is 4.184 J/g degree C, and the specific heat of iron is 0.451 J/g degree C, which will reach a higher temperature when exposed to a given amount of heat?

Complete combustion of 3.30 g of a hydrocarbon produced 10.2 g of CO2 and 4.68 g of H2O. What is the empirical formula for the hydrocarbon? I did the calculation and the ratio comes out to C: 1 H: 2.24 So I thought the answer is CH2 but apparently its wro...

lim x -> pi/2 (sin(x/2)-cos(x/3)) Evaluate Please help

If it is 75 degrees Fahrenheit at ground level, what is the temperature at 4000ft (under normal circumstances)? A. 32 degrees Fahrenheit B. 42 degrees Fahrenheit C. 45 degrees Fahrenheit D. 53 degrees Fahrenheit E. 58 degrees Fahrenheit

Which item in the list below is most responsible for storm surge during a hurricane? A. Water mounding caused by a hurricane's low pressure center B. The strong horizontal surface winds in the hurricane push water ashore C. Heavy precipitation in the hurr...

oops.. i meant: x^2+4x+y=4

Thank you! :D

The answer is 1. right?

I did read it. I am just confused between 1 and 4 because my teacher was talking about something regarding sharecropping related to Plessy v. Ferguson case today and i didn't get it.