Is it true the branch of chemistry that specializes in carbon and carbon compounds is called ecological chemistry

2.70 L of a gas has a pressure of 0.63 atm. What is the volume of the gas at 105 kPa?

Sodium an alkali metal and chlorine a halogen are both in period 3? of the periodic table. Which element has a higher ionization energy? Explain

The source of materials which eventually formed our vast coal and oil deposits came from (plant & animal matter, volcanic ash, rocks) buried in (ingenious, metamorphic, sedimentary) rocks all over the earth.

Lead sulfide reacts with oxygen gas to produce lead oxide and sulfur dioxide. if 0.500 moles of o2 were consumed using this chemical reaction, how many moles of lead oxide would be produced

Economics is about the production of goods and services which requires that allocation of what

What is a molecule with atoms from two or more different elements?

How do you find the percent composition of CuBr2

Cuantos moles de co2 tendremos 54.2 gramos de co2

Which ionic compound is used as a building material? A. salt B. limestone C. magnesium oxide D. iron oxide

What is the twisted ladder shape of the DNA called? 3-D model nucleotides double helix single strand