How are fossil fuels formed? A. Volcanoes erupt, bringing up energy from underground. B. Plants and animals decompose underground. C. Fossils combust and release petroleum D. The sun sends energy to Earth.

What should you do if your hypothesis is not supported by the experiment you conduct

What properties explain the behaviors of liquid-filled thermometers?

Given that E°red = - 1.66 V for Al3+ / Al at 25°C, find E° and E for the concentration cell expressed using shorthand notation below. Al (s) Al3 + (1.0 * 10-5 M) Al3 + (0.100 M) Al (s) A) E° = 0.00 V and E = + 0.24 V B) E° = 0.00 V and E = + 0.

Based on the equation below, how many grams of nitrogen gas (N2) will be produced from the decomposition of one mole of sodium azide (NaN3) ? Use a molar mass of 28.0 grams for nitrogen gas (N2). 2NaN3 → 2Na + 3N2 A. 56.0 grams B. 42.0 grams C. 28.

Independent variables are known quantities such as time or the amount of a starting substance. Is this true?

How many total orbitals are within the 3s, 3p, and energy level?

When are tides highest? a. during the moon's first quarter phase b. when the sun, Earth, and the moon are nearly in a line c. during the moon's third quarter phase d. when the moon is at a right angle to the sun

How Fast Do Different Parts Of The EM Spectrum Travel In A Vacuum?

Why is haemoglobin a pure substance

The measurement of how fast an object moves over a certain amount of time. A:Velocity B:Speed C:Acceleration D:Displacement