The flame symbol represents which of the following hazards?

fire hazard

heat hazard

electrical hazard

explosive hazard

what is the relationship between electronegativity and bond type? Put another way, how could you predict whether a compound would be ionic or covalent if given a list of the elements' electronegativities?

Identify the number of bonding pairs and lone pairs of electrons in carbon dioxide. a) 2 bonding pairs and 4 lone pair b) 4 bonding pairs and 2 lone pairs c) 4 bonding pairs and 4 lone pairs d) 2 bonding pairs and 2 lone pairs e) 4 bonding pairs and

Galaxy includes: choose all that apply. planetsstarsdust interstellar gas dark matter

About how long does it take earth to complete one revolution around the sun

How many milliliters of 3.00 M H2SO4 are required to react with 4.35 g of solid containing 23.2 wt% Ba (NO3) 2 if the reaction is Ba21 1 SO22 n BaSO (s) ?

How many moles of ZnCl, will be produced from 23.0 g of Zn, assuming CuCl, is available in excess?

Glaciation in Alaska is a result of interactions between which of the following "spheres"? Check all that apply. A. biosphere B. exosphere C. geosphere D. cryosphere E. atmosphere F. hydrosphere

In the following equation: FeCl3 + O2 = Fe2O3 + Cl2, what is the limiting reactant if 4 moles of FeCl3 react with 4 moles of O2?

What are some special effects you can make with dry ice?

Choose the statement that best completes the sentence. Whether a substance is a gas, liquid, or solid is dependent on the natural attractive forces between molecules and how the molecules collide with the container.