A compound contains two elements, sulfur and oxygen. in a sample of the compound, the mass of sulfur is 6.41 grams. the mass of the oxygen is 9.60 grams. what is the percentage composition of the compound

How are we made of the same atoms in stars?

How many moles of NaCl are present in 530 ml of a 1.52m NaCl solution

Functional groups are used to classify (1) organic compounds (2) inorganic compounds (3) heterogeneous mixtures (4) homogeneous mixtures

Part II. Formulas From Names Write the chemical formula of the covalent compounds below. 11. Carbon dioxide CO2

Non-ferrous alloys do not contain a. copper. b. brass. c. gold. d. iron.

Consider the following thermochemical equation: C (s) + O2 (g) → CO2 (g) ΔH = - 393 kJ CO (g) + ½O2 (g) → CO2 (g) ΔH =

Two colorless solutions are mixed together. Bubbles form as the solution is stirred. Give TWO possible explanations for this result.

What is a light-year? A. the distance light travels in one earth year B. the distance light travels from the sun to the earth C. the distance light travels in one orbit of the moon D. the time it takes light to travel across the universe

What's is a logical way that you could begin to investigate why your tire had low air pressure?

after balancing the redox equation FeCl3+Zn--->ZnCl2+Fe, what are the coefficients, in order from left to right?