If a chemical change has taken place, which of these is most likely true? It's for science.

What is the molecular formula of a compound that has a formula mass of 50.48 amu and an empirical formula of ch3cl?

If you performed this experiment using mgcl2 as the solute would the molar concentration of mgcl2 that is isotonic to the potato be higher, the same or lower than the molar concentration of nacl that is isotonic to the potato? explain.

Which of the following describes the relationship between acid strength and ka value for weak acids? a. when ka increases, the acid strength decreases b. when ka increases, the acid strength increases c.

A solution of ammonia has a pH of 11.8. What is the concentration of OH - ions in the solution? Useful formulas ...

Nonpolar substances do not dissolve in polar solvents like water. If you're conducting an investigation to test the solubility of different substances, which on these substances do you expect to be insoluble in water? A. ammonia (NH3) B.

What is infection? tell in detail

The density of an object depends on what? Answer correctly and quick!

Which best describes the climate of Antarctica? A. Humid due to low elevation B. Slowly getting colder C. The coldest place on Earth D. Low temperatures due to high elevations

What do you think might be some disadvantages of solar energy?

What are the elements and number of atoms in the compound c6h12o6?