Is magnesium a element compound or mixture

Keera decided to investigate how the growth of plants is affected by the time of day it is watered. She placed an equal amount of potting soil in three identical pots and planted three bean plants in each pot.

Which of the following is an SI base unit for measuring length?

Which of the following is a downside of solar energy? A. it has reduced greenhouse gas emissions B. It is a renewable resource C. It is abundantly available D. It requires areas with good sun exposure

What is the systematic name for TiCl2

1). How can the position of a particle be determined? A-by measuring its mass B-by determining its charge C-by analyzing its interactions with another particle D-by measuring its velocity 2).

What is the law of conservation of energy? A) energy can only be destroyed B) energy will always be renewed. C) energy cannot be created of destroyed. D) energy can never change forms.

Most metals are solid at room temperature, malleable, ductile, good conductors of heat and electricity, and react in acids to produce hydrogen gas. which of the properties mentioned is a chemical property? a. are malleable b. reacts with acids c.

Silver tarnishes when it comes into contact with hydrogen sulfide in the air. physical property or chemical property

When a volcanic irruption adds new rock to existing land and forms new islands is it considered destructive?

How many neutrons are in Cesium-130 (Cs) ? 55 75 130 185