Form of energy also known as light energy

Identify the element that will react with chlorine to form a compound with the general formula XCl4

Do all alloys contain only two metals?

1) A balloon is filled with helium to a volume of 13.6 Lat a pressure of 101 kPa. If the pressure decreases to 35.0 kPa what is the new volume of the balloon (assuming temperature is constant) ? (Boyle's Law)

For the following reaction, 7.43 grams of methane (CH4) are allowed to react with 27.6 grams of carbon tetrachloride.

Calculate the energy required to heat 406.0mg of cyclohexane from 33.5°C to 38.9°C. Assume the specific heat capacity of cyclohexane under these conditions is 1.85·J·g-1K-1. x Be sure your answer has the correct number of significant digits.

Based on this information what is the most likely reason for refrigerating most foods reduce the rate at which they spoil

What is the activity of a 54.7 μCi sample of carbon-14 in becquerels?

2H2 + O2 - > 2H20 What is the mass of water that is produced from 4.00 moles of oxygen gas reacting with hydrogen gas?

A seguir são apresentadas algumas afirmações. Classifique-as como verdadeiras ou falsas. No caso de afirmações falsas, reescreva-as, corrigindo o que for necessário.

If a metal ore contains 12.4% pure metal, how many pounds of pure metal can be obtained from 55 pounds of metal ore?