A certain element forms an ion with 36 electrons and a charge of + 2. identify the element. express your answer as a chemical symbol.

Coal can be converted to methane gas by a process called coal gasification. The equation for the reaction is the following: 2 C (s) 2 H2O (l) - -> CH4 (g) CO2 (g) What mass in grams of carbon is required to react with water to form 1.00 mol CH4

Where does fat go? C54H108O6

Describe two parts of mitosis that are similar to meiosis

Which of these acids occurs naturally in the body and performs important regulatory functions? carbonic acid acetic acid magnesium hydroxide sodium hydroxide

Which of the following elements is least likely to form a cation that will then form an ionic bond with an ion of a Group 7A element? A. K B. Rb C. Fr D. I

One amu is equal to the mass of an electron the mass of one proton or one electron the mass of one neutron or one electron the mass of one neutron or one proton

Given an unknown mixture consisting of two more substances, explain how could you determine whether that mixture is a true solution, a colloid or a suspension

Which isotope of lithium has 3 neutrons?

Write the complete electron configuration for the noble gas found in the third period

Convert 0.023 kg to centigran