Aradioactive isotope is a type of that will change into another isotope. a. molecule b. neutron c. proton d. atom

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d

What causes most sediment to wash or fall into a river