Given the unbalanced equation: kclo3 - - > kcl + o2. when properly balanced, the sum of the balancing coefficients is select one:

a. 8

b. 7

c. 5

d. 6

Which atoms are likely to form chemical bonds with other atoms A. hydrogen B. neon C. sodium D. helium E. carbon F. chlorine or all of them above

Refining crude oil into gasoline requires the use of chemicals, pressure, and heat to change the chemical makeup of the crude oil into a finished product of gasoline. a. True b. False

Compare the mass number and atomic number for isotopes of an element

The reaction of hydrogen gas and iron oxide is described by the chemical equation below. 3H2+Fe2O3→2Fe+3H2O How many moles of iron will be produced if 3.3mol of hydrogen gas reacts with 1.5mol of iron oxide?

What happens to the entropy when a solution is made

What happens to the elements Sodium (Na) and Chlorine (Cl) when they combine to form salt (NaCl)

Which of the following is the major advantage of using geothermal energy instead of using coal energy? Choice: You will get a brainliest! If your correct! A. More abundant than coal B. Easier to access than coal C. Releases less carbon dioxide D.

What is berylliums energy levels

What is the SI base unit of temperature? Celsius kelvin coulomb Fahrenheit

What property of an object is expressed by the measurement of an item's mass per unit volume? A. density B. viscosity C. surface tension D. buoyancy