What does initial buret and final buret reading mean

What is the mass of 200 kg object

Which electrons are lost by an atom of iron when it forms the Fe3 + ion? A. One s orbital electron and two d orbital electrons B. Two s orbital electrons and one d orbital electron C. Three s orbital electrons D. Three d orbital electrons

What best descrives this descrption? Energy can move throught the movement of particles or throught empty space some types of energy need particles to be able to move from one form to another while other types of energy do not need particles during

If something has an actual yield of 2.5 grams and a theoretical yield of 7.5 grams, what is the percent yield?

This symbol ⇔ indicates: question 2 options: that heat must be applied. that the reaction is reversible. that a gas is formed by the reaction. an incomplete combustion reaction.

C3H8 + 5O2 - > 3CO2 + 4H2O According to this equation, which ratio of oxygen to propane is correct? 1 - 5 grams O2 / 1 gram C3H8 2 - 5 moles O2 / 1 mole C3H8 3 - 10 grams O2 / 11 grams C3H8 4 - 10 moles O2 / 11 moles C3H8

Which diagram is the correct electron dot diagram for magnesium?

Which statement best describes electrolysis? Electrolysis stores electrons in an aqueous solution. Electrolysis converts chemical energy into electrical energy. Electrolysis separates protons and electrons in an electrolyte.

Why can xenon expand its octet to form compounds but neon can't

What do we call the group of organisms that share the same characteristics?