6. when multiplying and dividing measured quantities, the number of significant figures in the result should be equal to the number significant figures a) all of the measurements b) at least and most precise measurements c) the most precise measurement d) the least precise measurement

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume