Chemistry, 20.11.2020 14:00, ayalat9596
A costumer wants to buy a 1:1 mixture of blue and red beans. Each blue bean is twice as massive as each red bean. If the clerk measure out five kilos of red beans, how many kilos of blue beans must be measure out?
Answers: 2
Chemistry, 22.06.2019 17:10, glitterpanda2468
Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth
Answers: 2
Chemistry, 23.06.2019 11:30, angelicar1160
Which of the following is a property of an acid solution? a. slippery to the touch b. ph less than 7 c. turns red litmus paper blue d. bitter taste
Answers: 1
Chemistry, 23.06.2019 13:00, madelyngv97
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
A costumer wants to buy a 1:1 mixture of blue and red beans. Each blue bean is twice as massive as e...