Question

The number 2 in H 2
O indicates that there are(1 point)
Responses

½ as many Hydrogens as Oxygens
½ as many Hydrogens as Oxygens

Two atoms of Oxygen
Two atoms of Oxygen

Two atoms of Hydrogen
Two atoms of Hydrogen

Two molecules of water
Answer
The number 3 in 3O 2
indicates that there are(1 point)
Responses

3 subscripts


Three atoms of Oxygen


Three molecules of O2 (diatomic Oxygen)


⅓ the number of Oxygen atoms
Answer
Matter cannot be created or destroyed.(1 point)
Responses

True
True

False
Answer
Which of the following is a bond defined by the sharing of electrons between two atoms?(1 point)
Responses

Hydrogen Bond
Hydrogen Bond

Covalent Bond
Covalent Bond

Van der Waals Interaction
Van der Waals Interaction

Ionic Bond
Answer
A student is performing a chemical reaction. The mass of Reactant 1 is 33 grams. The mass of Reactant 2 is 57 grams. The reaction produces a solid and a gas. The mass of the solid is 26 grams. What is the mass of the gas?(1 point)
Responses

90 grams
90 grams

64 grams
64 grams

116 grams
116 grams

26 grams
Answered by GPT 3.5
Two molecules of water
Answered by GPT 3.5
Three molecules of O2 (diatomic Oxygen)
Answered by GPT 3.5
True
Answered by GPT 3.5
Covalent Bond
Answered by GPT 3.5
57 grams