Blockchain Explained https://k12.instructure.com/eportfolios/1098588/entries/3707785 Solana: Generally several seconds to a minute. Having said that, in uncommon scenarios, Solana blockchain transactions can stay unconfirmed for hrs or even days These transactions remain in the mempool (memory pool) till a miner or validator selects them and features them within a block. The underside https://socialdummies.com/story5671284/blockchain-explorer-ethereum-the-basic-principles-of-blockchain-explorer-tron-https-cutt-ly-3rj9ygbc