In a heating curve, when is the temperature constant? need answers!

1. during a phase change

2. during a pressure change

3. during a change in kinetic energy

4. during a change in molecular velocity

Which is a metal alloy? A iron, used for making nails, free weights, and ornamental garden fencing B silver nitrate, a chemical compound used to develop photographic film C neodymium, an element in the lanthanide series used for making headphones D

What is the word to describe a process by which rocks are formed altered destroyed and formed by geological processes

The best explanation for the dissolution of zns in dilute hcl is that

Why did Robert Hooke choose the word "cell"?

The pH of 1M MOH solution which is only 10% dissociated.

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda