Scientists use their to make observations

When 6.270 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 19.67 grams of CO2 and 8.055 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 56.11 g/mol.

What 2 factors determine whether a collision between reactants is effective

The variable in an expierment that is being observed and changes in response to an independent variable

Answer 1. the law of conservation of mass states that mass is neither created nor destroyed in an ordinary chemical reaction. when an iron nail rusts, it seems to get heavier in mass. does the iron nail follow the law of conservation of mass?

What type of membrane provides lubrication to the, pericardial, and peritoneal cavities?

If an object has a mass of 20 kg and an acceleration of 15 m/s what would be the amount of force in Newton's acting on the object

The what form acidic compounds with hydrogen

Is comets greater than asteroids

The three particles that make up atoms are a. protons, neutrons, and electrons. b. protons, neutrons, and isotopes. c. neutrons, isotopes, and electrons. d. positives, negatives, and neutrals.

In the periodic table which ones are coloured gases