The element magnesium has 2 valence electrons. What is the most likely charge on a magnesium ion?

Why is India called peninsula?

Of the superalloys, the cobalt-base types are the easiest to braze. True or False?

Which of the following is a scalar? centripetal force weight speed acceleration

4. The Cenozoic Era is also referred to as the A. First Era. B. Age of Dinosaurs. C. Age of Fish. D. Age of Mammals.

What is the net charge of a copper atom if it gains 2 electrons?

One disadvantage of this type of power is that it still pollutes the air. biomass geothermal power hydropower solar power You want to create a new warming appliance that is safe.

A small rock remains at rest in outer space while an astronaut pushes horizontally on it with a force of 20 N. Which of the following must be true? A. There is another horizontal force acting on the rock. B.

If an igneous rock has very large crystals of minerals that you can see when looking at it, which type of igneous rock is it

You have a 60-foot roll of fencing and a large field. You want to make two paddocks by continuing the fencing down the middle of a rectangular enclosure. What are the dimensions of the largest such enclosure you can make?

Crystallization is a separation technique used to produce rock candy from a sugar solution. true or false