A train travels 120 kg kilometers two hours and 30 minutes what is the average speed

Which statement correctly compares a hypothesis and a theory?

Whats the difference from a physical change and a chemical change

What is the molecular formula for strychnine

What does it mean for a solution to be ionized?

Aqueous hydrochloric acid reacts with solid sodium hydroxide to produce aqueous sodium chloride and liquid water. What is the theoretical yield of sodium chloride formed from the reaction of 3.3 g of hydrochloric acid and 4.6 g of sodium hydroxide?

What is hyphen notation

The density of aluminum is 2.70g/cm^3. a piece of aluminum foil has a volume of 54.0 cm^3. what is the mass of this piece of aluminum foil?

Describe how the atoms in Calcium Chloride obey the octet rule.

How many milliliters of 2.55M NaOH is needed to make 125mL of 0.75M NaOH solution?

2. What type of bond holds together nitrogen atoms? a. Single Bond b. Double Bond c. Triple Bond d. no bonds hold nitrogen together