As a radioactive element emits gamma radiation only, the atomic number of the element increases or decreases

What is sodium phosphate and cobalt (II) bromide

A certain alcohol contains only carbon, oxygen and hydrogen. When 50 grams are combusted in air, 26.05 grams of C and 6.630 grams of H20 are produced. If the molecular mass of this alcohol is 189 amu, what is its molecular formula?

Select all that apply. Select the items that have a pH level between 5 and 8. - pure water - Great Salt - Lake - saliva - ammonia

Which of the following volumes is the smallest?

What is the ionic form of the following unbalanced equation mno2 + HNO2=mn (NO3) 2+H20

The rate constant for a first-order reaction is 0.54 s-1. What is the half-life of this reaction if the initial concentration is 0.33 M?1.8 s1.3 s0.089 s5.6 s0.31 s

Arrange the following alkyl bromides in order from most reactive to least reactive in an SN2 reaction: 1-bromo-2-methylbutane, 1-bromo-3-methylbutane, 2-bromo-2-methylbutane, and 1-bromopentane.

A sample of pure lithium contains 7.99% lithium by mass. What is the % lithium by mass in a sample of pure lithium nitrate that has twice the mass of the first sample?

Which element is in the same period as Na, Li, or, Mg

NH4 + (aq) + OH - (aq) + H + (aq) + Cl - (aq) →NH4 + (aq) + Cl - (aq) + H2O (l). What is its net ionic equation?.