What is the name of the compound found in natural gas?

What is the name of the compound that ants inject when they bite you?

Give the formula for the compound strontium bromide.

What color will litmus paper turn if you dip it in a solution of lemon juice?

Where is acetylene found?

What is the name of the family of elements which are soft, low melting metals that react violently with water and form +1 ions?

What will be the value of x[5] after the following code is executed? final int SUB = 8; int[] x = new int[SUB]; int y = 100; for(int i = 0; i < SUB; i++) {    x[i] = y;    y += 10; }

Explain what the following snippet of code does:

The most common site of fracture in the humerus is the surgical neck which is distal to the anatomical neck.

Write a method that takes an array of integers and prints all the even numbers.