What causes burnt piston?

The underlying cause is usually detonation and/or pre-ignition. Detonation occurs when the temperature and pressure inside a cylinder exceed the fuel...

Can nh4 be a base?

Conjugate Acids and Bases The ammonia accepts the proton, so it is the base. This reaction is reversible. The hydrogen on the ammonium ion (NH4+) can go ...

Are yeast cells alive?

Even though these organisms are too small to see with the naked eye (each granule is a clump of single-celled yeasts), they are indeed alive just like pl...