All substances have characteristic properties. If one of these properties can be observed without changing the identity of the substance, it must be a chemical property. biological property. universal property. physical property.

During the following chemical reaction, 46.3 grams of C3H6O react with 73.2 grams of O2 (Balanced Equation) C3H6O + 4 O2 = 3 CO2 + 3 H2O (Questions) a. What is the limiting reactant? b. How many grams of CO2 are produced? c.

What group of elements is most likely to contain elements that will be found free in nature?

The following choices contain densities of various materials. Based on these data, which will yield the fastest seismic velocity? A. 3.3 g/cm3 B. 2.7 g/cm3 C. 3.0 g/cm3 D. 5.6 g/cm3

How many grams of nitrogen are in 125g of NH3

You are measuring the density of an irregularly shaped object. Using the analytical balance you determine the mass of your object to be 38.88 grams. You then place the object into a graduated cylinder with 14.8mL of water, the volume rises to 33.4mL.

When heat is added to or removed from a substance, it may change its state. What state will most likely result if heat is added to a liquid?

Chemical Reactions Lab Procedures: 1. Place a 1cm long piece of white chalk in a clear plastic cup. 2. Add 5 mL of vinegar to the cup. 3. Record your observations. If you were performing the procedures above you would need to A.

How many moles of oxygen are in 0.53 moles of co 22?

The car wit fastest acceleration is the tempest. it has an acceleration of 6.1 m/s. suppose the car accelerates from rest to a final speed of 30. m/s. how long does it take the tempest to reach this speed?

What is the wavelength of 2.18*1016 hz wave?