igcse化学题,这题为什么选c?3.A student is asked to measure the time taken for 4.00 g of magnesium carbonate to reactcompletely with 25.0 cm3 (an excess) of dilute hydrochloric acid.Which pieces of apparatus does the student need?A balance,clo
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igcse化学题,这题为什么选c?3.A student is asked to measure the time taken for 4.00 g of magnesium carbonate to reactcompletely with 25.0 cm3 (an excess) of dilute hydrochloric acid.Which pieces of apparatus does the student need?A balance,clo
igcse化学题,这题为什么选c?
3.A student is asked to measure the time taken for 4.00 g of magnesium carbonate to react
completely with 25.0 cm3 (an excess) of dilute hydrochloric acid.
Which pieces of apparatus does the student need?
A balance,clock,pipette
B balance,clock,thermometer
C balance,pipette,thermometer
D clock,pipette,thermometer
igcse化学题,这题为什么选c?3.A student is asked to measure the time taken for 4.00 g of magnesium carbonate to reactcompletely with 25.0 cm3 (an excess) of dilute hydrochloric acid.Which pieces of apparatus does the student need?A balance,clo
A,天平,秒表,移液管.
做碳酸镁和过量稀盐酸反应,应该要这些.天平称重,移液管移盐酸,秒表计时