What are the three things that are required for a celestial body to be considered a planet?

To determine which one of the products in a precipitation reaction is the precipitate, which of the following should you follow? A. The Activity Series B. The Law of Conservation of Mass C. Solubility Rules D. The Law of Conservation of Energy

What is s the percent yield of ferrous sulfide if the actual yield is 220.0 g and the theoretical yield is 275.6 g

A carbon dioxide fire extinguisher of 3 litres capacity contains 4.4 kg of carbon dioxide. what volume of gas could this fire extinguisher deliver at NTP

How many moles are in 23.4g

Which of the following rocks is formed by cooling lava? obsidian limestone sandstone marble

Which atom can accommodate an octet of electrons but doesn't necessarily have to?

Heat is an exchange of internal energy from one system to another due to A. a temperature difference between the systems. B. one system being gas and the other being solid. C. the systems having the same temperature. D.

Sierra did 500 J of work to move her couch. If she exerts 250 N of force on the couch, how far did she move it? (Work: W = Fd) 0.5 m 2 m 250 m 750 m'

Lead (ii) sulfide (pbs) has a ksp of 3.0 * 10-28. what is the concentration of lead (ii) ions in a saturated solution of pbs? 1.7 * 10-14m 1.5 * 10-14m 3.0 * 10-14m

A 2.17 gm sample barium reacted completely with water what is the equation for the reaction how many milliliters of dry H2 evoled at 21degree celcius and 748mm of Hg?