This study aims to determine the development of financial system stability in Indonesia through the variables of the rupiah exchange rate (exchange rate), Indonesia's foreign exchange reserves, money supply (M2), the population who died due to the co-19 pandemic crisis. The data used is secondary time series data from 2016 to 2023 (monthly units), which is then analyzed using quantitative descr…
Research on the production of hydrogen from aluminum waste with sodium activator using aluminum-water method had been successfully done. This research utilizes the reaction of aluminum using a sodium activator and catalyst. Production of hydrogen using an activator in the form of sodium is carried out with variation of water volume, aluminum particle size, activator mass and temperature. The be…