题目

 China is showing the world its great resolve(决心) in the global climate campaign with concrete and self-motivated efforts as well as serious commitment. At the opening ceremony of the Paris climate summit, Chinese President Xi Jinping restated China's plan made in June to cut its carbon emissions(排放) per unit of GDP by 60-65 percent from 2005 levels by 2030, and increase non-fossil fuel sources in primary energy consumption to about 20 percent.  With a large population, China is facing increasing resource limits, severe environmental pollution and a worsening ecosystem, and i19．下列有关物质制法的说法错误的是（　　）A．二氧化碳的实验室制法中发生的反应不是分解反应B．氧气的工业制法是分离液态空气C．实验室可用二氧化锰来制取氧气D．实验室可用锌粒和稀硫酸反应来制取氢气