Why do we balance chemical equations

According to missouri law, during what hours is it legal for a boat to tow a water-skier?

An alarm clock draws 0.5 A of a current when connected to a 120 volt circuit. Calculate its resistance

Which organism was the first to develop in the absence of oxygen? A. algae B. cyanobacteria C. prokaryotic D. eukaryotic

A steel ball with mass 0.347 kg falls onto a hard floor and bounces. Its speed just before hitting the floor is 23.6 m/s and its speed just after bouncing is 12.7 m/s.

What makes a clinical thermometer suitable for measuring small changes in body temperature?

The Pony Express was a mail delivery system in the Old West that used a series of men on horseback to deliver mail from St. Joseph, MO to Sacramento, CA along a trail that was 2000 miles long.

In the virtual lab, calculations were made of the predicted diffraction angle, using the formula θ ≈ StartFraction lambda over L EndFraction.

What trends were seen in Mendeleev's periodic table?

Through which medium would EM waves travel the fastest? A. The Ocean B. The Atmosphere C. Rocks

Average mass of a toy car (small, hot wheels) ?