1 point 2. Due to its intricate network, minerals with sheet of tetrahedron do not
easily separate. *
True
False

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.

Total the mass on the syringe. record it in the correct row of the data table. kg done click and drag weights to change the pressure. click the syringe to zoom in and see the volume. intro