1- O que são misturas homogêneas? Cite um exemplo. 2- O que são misturas heterogêneas? Cite um exemplo. 3- Em uma mistura heterogênea, o que podemos chamar de fases? 4- O que são soluções? 5- Diferencie soluto de solvente. 2 vc costuma observar os rótulos de água engarrafada ? 3 como vc faria para ajudar os consumidores a identificar o tipo de água o tipo de água contida em determinada garrafa? p. F.V. É até a meia noite

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 2 options: the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the cold balloon expands and rises. the warm balloon shrinks and sinks. the warm balloon expands and rises. the cold balloon shrinks and sinks.

An electric clothes dryer has a resistance of 8 ohms. it draws 30 a of current. what is the voltage, in volts, of the wall outlet that it is plugged into?

Assume this car is driven off a cliff . how many arrows of force need to be drawn in the free body diagram? assume no air resistance -five -one -three -four