Cindy runs 2 kilometers every morning. She takes 2 minutes for the first 250 meters 4 minutes for the next 1000 meters 1 minute for the next 350 meters and 3 minutes for the rest. Cindy's average speed for the entire run is meters per minute

These equations represent the results of dissolving different substances in water. For each dissolution, the results of a conductivity test are given.

Nitric oxide, NO, is made from the oxidation of NH3, and the reaction is represented by the equation: 4NH3 + 5O2 → 4NO + 6H2O What mass of O2 would be required to react completely with 6.87 g of NH3?

How many valence electrons are contained in N, O, and F, respectively? 5, 6, 7 7, 8, 9 3, 2, 1 14, 15, 18

What things contain LCDs

What is the element name for NaI

A series circuit has two 5.0-ohm resistors and a power source of 9.0 volts. How will the current be affected and what will it be if another resistor (with a resistance of 7.5 ohms) is added to the circuit? A. increase; 0.51 amps B. increase; 0.

Which type of reaction will occur when equal volumes of 0.1 M HCl and 0.1 M NaOH are mixed 1. Neutralization 2. Ionization 3. Electrolysis 4. Hydrolysis

What is molarity of heavy water?

Do all liquids freeze at the same rate

Convert 1.67 x10^24 atoms of carbon to moles of carbon