in an experiment, 12.0 g of solid carbon, $\text{c}(s)$, reacted with oxygen gas, $\text{o}_2(g)$, to form 44.0 g of carbon dioxide gas, $\text{co}_2(g)$.

if all 12.0 g of carbon reacted, how many grams of oxygen reacted with the carbon?

12.0 g
32.0 g
44.0 g
56.0 g

Question

in an experiment, 12.0 g of solid carbon, $\text{c}(s)$, reacted with oxygen gas, $\text{o}_2(g)$, to form 44.0 g of carbon dioxide gas, $\text{co}_2(g)$.

if all 12.0 g of carbon reacted, how many grams of oxygen reacted with the carbon?

12.0 g
32.0 g
44.0 g
56.0 g

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Law of Conservation of Mass" ], "current_concepts": [ "Law of Conservation of Mass", "Chemical Reactions" ] } ## Identify the given masses $$ \begin{aligned} &m_{\text{carbon}} = 12.0\text{ g} \ &m_{\text{carbon dioxide}} = 44.0\text{ g} \end{aligned} $$ ## Apply the Law of Conservation of Mass $$ \begin{aligned} &m_{\text{reactants}} = m_{\text{products}} \ &m_{\text{carbon}} + m_{\text{oxygen}} = m_{\text{carbon dioxide}} \end{aligned} $$ ## Solve for the mass of oxygen $$ \begin{aligned} &12.0\text{ g} + m_{\text{oxygen}} = 44.0\text{ g} \ &m_{\text{oxygen}} = 44.0\text{ g} - 12.0\text{ g} = 32.0\text{ g} \end{aligned} $$

(A) 12.0 g

(B) 32.0 g

(C) 44.0 g

(D) 56.0 g

{ "subject": "Natural Science", "question_type": "Multiple Choice", "knowledge_point": [ "Natural Science", "Chemistry", "Law of Conservation of Mass" ] }

Sovi.AI - AI Math Tutor

QUESTION IMAGE

Question

Explanation:

Identify the given masses

Apply the Law of Conservation of Mass

Solve for the mass of oxygen

Answer: