Which is a substance that could be found in air, water, or soil that is harmful to humans or animals?

In chemical reactions, there is a conservation of what?

Where earths plates move, they may slide alongside one another, pull apart, or? is the answer A. collide or B. divide?

Phosphoric acid is a polyprotic acid. Write balanced chemical equations for the sequence of reactions that phosphoric acid can undergo when it's dissolved in water. True or false?

Strontium chloride reacts with lithium phosphate to produce strontium phosphate and lithium chloride. What mass (in grams) of lithium chloride forms when 218.3 g of lithium phosphate is used (strontium chloride is in excess).

What are easily ignited or detonated and is very sensitive to heat and friction?

Detailed explanation of why the sky is blue

Becky leaves home and write a distance of 30 KM it took her 2.5 hours what is her speed

Describe the weather associated with a high presurre system

Which of the following is equal to distance/time?

Which of the following should you always wear to avoid being thrown from a vehicle and then crushed if it tips over?