1. In a simple electric circuit, a 200-volt electric heater draws 5.0 amperes of

current. What is the resistance of the heater?

Which shares the same phylum as the hawk? a. fungi b. whale c. jellyfish d. sunflower

How many grams of Cu will be produced when 10 grams of Al reacts with CuCl2 in the following chemical reaction? Al (s) + CuCl2 (aq) → AlCl3 (aq) + Cu (s). Use the Equation Balancer tool to balance the equation and find the mole ratio of Cu:Al.

A person walks 2.5 miles per hour how far (in meters) would the person walk in 35 minutes

Which equivalence factor set should you use to convert from 4.23 x 10^12 atoms of Ca to grams of Ca? (1 mol Ca/6.02 x 10^23 atoms Ca) (40.08 g Ca/1 mol Ca) (1 mol Ca/4.23 x 10^12 atoms Ca) (40.08 g Ca/1 mol Ca) (4.

Mark the false statements. a. a π bond restricts rotation about the bond axis. b. bonds formed from the overlap of atomic s orbitals are always σ bonds. c. a triple bond consists of one π bond and two σ bonds. d.

An organic compound contains C=61%, H=11.8% and O=27.12%. Calculate the empirical formula and molecular formula of the compound. The vapour density of the compound is 59.

Roberto throws a tennis ball to a friend. He then throws a baseball with the same amount of force. Which ball is accelerated more? Why?

How does parsec compare to light year

A sample of solid NH4NO3 was placed in an evacuated container and then heated so that it decomposed explosively according to the following equation: NH4NO3 (s) N2O (g) + 2H2O (g) At equilibrium, the total pressure in the container was found to be 2.

Look at the chemical formula for glucose, how many carbon C, hydrogen H, and oxygen O, atoms are found in a molecule of glucose?