A 100 mL graduated cylinder was filled with water to the 50 mL mark. A rock was then added to the cylinder. After the rock was added, the volume of the cylinder was 65 mL. What is the volume of the rock?

3) prove that the composition of soda (sodium bicarbonate) is 27.4% sodium 1.2% hydrogen 14.3% carbon 57.1% oxygen

What are three effects of setting up territories

For the reaction cl2 + 2kbr → 2kcl + br2, how many moles of potassium chloride are produced from 331.1 g of potassium bromide?

Which mineral is composed of silicon dioxide (sio2) ?

If a given power plant released so2 gas with a volume v of 1200 m3 at a density ρ of 2.86 kg/m3 at standard pressure and temperature, how many moles n of so2 are released?

Fluorine-18, which has a half-life of 110 min, is used in PET scans. a. If 100. mg of fluorine-18 is shipped at 8:00 a. m., how many milligrams of the radioisotope are still active after 110 min? b. If 100. mg of fluorine-18 is shipped at 8:00 a. m.

The reaction of methane with water to form carbon dioxide and hydrogen is non - spontaneous at 298 k. at what temperature will this system make the transition from non-spontaneous to spontaneous? the data refer to 298 k.

The sedimentary rock formed when water deposits tiny particles of clay in very thin flat layers is called? a. gymsum b. shale c. limestone d. calcite

What change into velocity

Would you expect the h atoms to remain bonded to each other, or would the molecule fall apart?