True or False: Heat can change water to oxygen and hydrogen.

Below is the equation for the formation of hydrofluoric acid: H2 (g) + F2 (g) ←→ 2 HF (g) + 546kJ What type of reaction does this equation represent?

The alternative pathways of photosynthesis using the c4 or cam systems are said to be compromises. why?

What main process forms sea caves in softer rock

Bromothymol Blue is a liquid indicator that changes color from blue to green when carbon dioxide gas is mixed into the solution. When carbon dioxide leaves the solution, the color of the indicator changes from green to blue.

When ethanol is burned, it's converted into carbon dioxide and water. Does the ethanol undergo a physical change or a chemical change? Explain?

If you wanted to study the science of describing, naming, and classifying organisms, what would you study?

The specific heat of silver is 0.234 j / (g·c). calculate the amount of energy that is needed to raise the temperature of 175 g of silver from 22.5°c to 40.0°c.

Gypsum is hydrated calcium sulfate. a 4.89 g sample of this hydrate was heated. after the water was removed, 3.87 g anhydrous calcium sulfate remained. determine the formula of this hydrate and name the compound.

A chemical reaction produces CO2 (g). If 44 g is produced at 1.0 atm and 25°C, what volume will the gas occupy? (Assume that CO2 behaves as an ideal gas under these conditions.

What is the smallest carbohydrate called?