PLEASE HELP How many days does it take Mars to orbit the Sun ? It is 1.52 au from the Sun. Saturn is 9.54 au from the sun and takes 29.5 years to orbit the Sun.

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This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer

Apatient has a history of poor nutrition. he has skin rashes, bleeding gums, and a cut that hasn’t healed in a long time. what vitamin deficiency most likely caused this symptom?

Asemipermeable membrane is placed between the following solutions. which solution will decrease in volume? solution a: 1.4% (m/v) starch solution b: 7.62% (m/v) starch