Write a balanced nuclear equation for the positron decay of each of the following - need answer in alpha decay (Mercury-188) - someone please help

How are isotopes of the same chemical element alike? how are they different?

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.