Question

Which chemical reaction upholds the principle of the conservation of matter?(1 point)

Responses

K + 2MgBr → KBr + 2Mg
K + 2MgBr → KBr + 2Mg

2K + 2MgBr → KBr + 2Mg
2K + 2MgBr → KBr + 2Mg

K + MgBr → KBr + Mg
K + MgBr → KBr + Mg

2K + MgBr → 2KBr + Mg
2K + MgBr → 2KBr + Mg

Answer 1

[AI-generated answer — Bot GPT 3.5]

2K + 2MgBr → KBr + 2Mg