While in Europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 34.0 mi/gal? Assume that 1euro=1.26dollars.

An isotope contains 11 protons, 10 electrons, and 12 neutrons. What is the identity of the isotope?

Which represents the empirical formula for X4Y8?

Which atoms combine together during fusion reaction on the sun?

4. How much energy is needed to heat 166 g of water from - 10 to 133

1. There are more yeasts than algae. True or False 2. Yeast reproduces by: mitosis spores budding 3. Mold is a one-celled plant. True or False 4. There are male and female algae. True or False 5.

Balance the following chemical equation: / text{CH}_ 4 + CH 4 + start text, C, H, end text, start subscript, 4, end subscript, plus / text{O}_ 2 / rightarrow 2 →start text, O, end text, start subscript, 2, end subscript, right arrow / text{CO}_2 +

How did the invention of the spectroscope in 1859 change the science of chemistry

Will zinc and sodium carbonate react?

What fraction of carbon 14 remains in an animal frozen in a glacier 18000 years ago?

How do you convert the number of molecules of a substance to the number of moles? a. add Avogardo's number b. subtract Avogardo's number c. multiply Avogardo's number d. devide Avogardo's number