Classify each of the following equations as synthesis, decomposition, or replacement.

a. CaCO₃ → CaO + CO₂

b. 2 Na + CI₂ → 2 NaCI

c. Mg + CuSO₄ → MgSO₄ + Cu

What chemistry word or sentence can you make using the following letters: E, S, T, C, U, E, W, E, C, E, A, O, T, Y, U, M, E

1. Americium - 243 emits an alpha particle. What would its new atomic number and identity be? * 92, uranium 90, Thorium 93, Neptunium 97, Berkelium 2. Lead - 206 emits gamma radiation.

Using periodic trends, place the following bonds in order of increasing ionic character. Si-P Si-Cl Si-S Using periodic trends, place the following bonds in order of increasing ionic character.

How many moles are there in 132g of CO2

What is the most basic building block of matter? Question 2 options: the atom the quark the electron the proton

How is pressure related to buoyant force

How are saturated and supersaturated solutions similar?

Cobalt fluoride crystallizes in a closest packed array of fluoride ions, with the cobalt ions filling one-half of the octahedral holes. What is the formula of this compound?

When you get into a parked car in the summer time, the metal clip is hot and the seat belt fabric is not. What has a higher specific heat, the metal clip or the seat belt fabric? Think about the definition of specific heat.

A laboratory procedure calls for making 600.0mL of a 1.1M KNO3 solution. How much KNO3 in grams is needed?